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Today's Mind-blower

Top 10 Most Poisonous Plants

If you swallow these plants, you could wind up with stomach convulsions, blurred vision, amnesia -- you could even die. What shouldn't you taste on your next hike?

Quizzes

science
10 Scientists Who Were Their Own Guinea Pigs
People donate their bodies to science all the time, usually after death. Here, we highlight 10 scientists who experimented on themselves while they were still alive. Not always such a good idea, eh Dr. Jekyll?

electronics
How to Unlock a Cell Phone or Smartphone
If you switch cell phone providers in the United States, you can take your number with you. But you probably can't use your cell phone -- unless it's been unlocked.

science
When is torture legal?
Torture isn't legal under the normal rules of war, but what about in the nontraditional rules of the war on terror? The answer may surprise you.

money
How to Advance in a Company
Rising to the top of any organization takes more than just skill or ambition alone. A combination of the two -- with a good dose of research and hard work to back it up -- will help put you in a position to succeed. Are you ready to take your career to the next level?

science
Is there a real way to lose belly fat?
When it comes to the battle of the bulge, many of us are losing -- especially in the waist area. Is there a healthy, safe way to get rid of belly fat?

history
10 of the Worst Decisions Ever Made
Everyone makes mistakes, but some lapses in judgment are spectacularly bad. What are some of history's most epic miscalculations?

people
10 Famous Fathers
Being famous doesn’t make you a good parent – some of these fathers wouldn’t really deserve a Dad of the Year award. Still, each of the dads on this list is a fascinating case study in how living in the spotlight mixes with raising kids.

science
Can humans hear in space?
Would you be able to hear the Starship Enterprise if it zipped past you in space? Would the destruction of the Death Star be completely silent?

science
Everyday Science: Diamond Quiz
A famous slogan claims that a diamond is forever. While these precious stones symbolize love and glamour for millions of couples, there's a lot about nature's most famous jewel you might not know.

adventure
What if my scuba diving equipment failed?
If your SCUBA diving equipment failed, would you know what to do? Although having your diving equipment fail while you are dozens or even hundreds of feet underwater sounds like a scary thing, it's really not so bad if you're prepared.

science
10 Eponymous Discoveries (and the People Who Made Them)
Ah, the pride of leaving your name on a discovery as a lasting legacy of your time here on Earth. As the 10 discoveries on this list demonstrate, you probably won't get to revel in that pride while you're still alive.

auto
5 Cheap Ways to Increase Horsepower
If you're serious about increasing your car's horsepower -- and you have deep pockets -- your options are almost unlimited. But what can you do if you're on a tight budget?

science
What is gravity?
Of course you know what gravity is. It's the force behind Wile E. Coyote plummeting off the face of a cliff and you stumbling spastically in front of your crush. But did you know it can bend light and help us detect hidden cosmic phenomena, too?

science
"Everyone Says It So It Must Be True”: The Pseudoscience Quiz
We have an astonishing capacity to accept scientific-sounding concepts that aren't actually true, whether we pick them up from TV shows or dubious Web sites, or simply get facts from our high-school physics or biology twisted up. Test your ability to differentiate between real science and bad science with this quiz.

electronics
10 Futurist Predictions in the World of Transportation
Making it around the world in 80 days really isn’t anything to brag about today: The ISS does it in under 90 minutes. But for those of us closer to the ground, we’re always looking for ways to make travel faster -- and in some rare cases, into something completely new.

money
What jobs have the best and worst pay?
It's pretty clear that a doctor makes more money than a fast-food worker. But does a surgeon bring home more bucks than an anesthesiologist? Test your knowledge with the ultimate best- and worst-paying jobs quiz.

electronics
10 Gadgets That Will Make Dad's Day
Finding a gift for the dad who has everything can seem like a challenge. But with new technology constantly on the march, there are always plenty of possibilities for gadget-loving papas. Here are some of our Father's Day tech gift ideas.

science
Can playing dead help save me from a shark attack?
If it works for bears, can it work for sharks? If you're swimming alone, it might not be the best idea. But if you're surrounded by scores of thrashing swimmers, playing dead might help you escape the shark's notice.

science
Top 10 Moments in Space Bathroom History
When you think about space travel, you don't usually take time to wonder how astronauts go to the bathroom. However, the annals of aeronautic history abound with tales of space bathroom mishaps. Here are 10 of our favorites.

people
10 Wedding Traditions with Surprising Origins
Like anything in human history, many traditions have evolved from old ideas that we may see as a little strange today. How did some of our most common wedding traditions come about?

science
Wild World: Déjà Vu
If you've ever walked into a new friend's home and felt that you'd been there before, then you've experienced déjà vu. If you've ever walked into a new friend's home and felt that you'd been there before, then you've experienced déjà vu. If you've ever ... OK, that's enough. Is it reincarnation? Is something wrong with the brain? What's behind this eerie feeling?

adventure
10 True Stories of Survival Cannibalism
You're stranded on a boat at sea, no substantial food or water for days, living off collected rain and already having lustily consumed the leather brim of your hat. That's when you realize there's a huge chunk of meat sitting right next to you.

money
Who Said It: Trump or Gandhi?
One spent his life in service to others, helping the people of India through nonviolence and quiet protest. The other gobbles up real estate, making his name synonymous with excess. But you might be surprised to find out who said what.
auto
But It Was Yellow, Officer!
Red-light cameras may seem technologically cut-and-dried, but that's far from reality. They've saved lives, but they've also stirred up more controversy that most other traffic control devices on the roads to date.

people
Stuff You Should Know About Being a Citizen
For people who never leave their native countries, citizenship is simple as pie -- you simply have to be born. But being a citizen entails a lot more than just living in a nation. Test your knowledge about what it means to be a citizen.

science
Are you a vampire? Find out here
Have you been feeling a little off lately? Like maybe something's not quite right? Ordering your steaks extra, extra bloody? If you score above a 15 in this quiz, you might want to avoid holy water and garlicky foods for quite some time, or, you know, an eternity.

auto
Are you an ignition expert? Prove it!
Automobile ignition systems rely on perfect timing. A simple spark, when delivered at precisely the right moment, can mean the difference between a smooth running and powerful engine that operates cleanly and an engine that runs rough, lacks power and produces unnecessary emissions. How much do you know about automobile ignition systems?

people
Do you know how kissing works?
It can be a sign of love, grief or respect worldwide. Kissing is a natural act that gives millions of people physical and psychological satisfaction, but where did it originate? Why does it make us feel good?

computer
Tech Talk: The Cookies You Can't Eat
Right now, your computer has an array of tiny files that are keeping tabs on you. Test your knowledge of Internet cookies, one the most misunderstood aspects of the Internet.

adventure
Could you fly a hang glider?
Among man's many achievements, the ability to fly is one that never gets old -- especially for people who hang glide. Soaring through the air and reaching daring heights is either thrilling or terrifying, depending on your point of view. Regardless of whether you're ready to take off running, sit back and test your knowledge of the next best thing to grow wings.

science
Are you a zombie?
Think you might be a zombie? And not just an "office-worker-who-needs-a-coffee-injection-stat" type of zombie, but an actual member of the undead? Take this quiz to find out if you're right. A score of 15 or more may give you cause for concern.

entertainment
Are you a movie trivia guru?
You've got throwing an Oscar party down pat. All of your favorite blogs are written by grips, gaffers and set designers. The people who work the box office at no less than three movie theaters know you by your first name. Think you've got what it takes to pass this movie quiz? Let's see what you've got.

science
Could you build a geodesic dome?
We promise they aren't the manifestation of some depraved high school math teacher. Geodesic domes are certainly geared toward the mathematically minded, but they also have a lot of practical uses. How much do you know about these domes?

electronics
The Small, The Fast and The Cool: A Gadget Quiz
In the hypercompetitive world of gadgets, someone is always coming out with the smallest this and the fastest that, so records in this category can be fleeting. The tiniest cell phone of 2000 now looks like it could have belonged to Godzilla. But take your best stab at these gadget records -- just pretend you don't know about the next big thing.

electronics
Motors Minus Gas: The Electric Motor Quiz
Electric motors are inside all kinds of ordinary devices, using a power source to make motion. So what makes the motor go 'round?

money
Can you find your dream job?
How many jobs have you had? Do you know the difference between networking and career branding? See if you have the skills to ace the Ultimate Employment Quiz. If not, we're telling your boss.

computer
Could you fix your computer?
When you sit at your computer, browsing the Internet, playing video games and running word processors, it's easy to feel like you're in control. But have you ever thought about what really makes your desktop or laptop run?

shows
Stuff You Should Know About Muppets
It's time to put on makeup; it's time to dress up right. It's time to raise the curtain on the Muppet quiz tonight!

computer
Tech Talk: How Well Do You Know Bill Gates?
Everyone knows Bill Gates founded Microsoft and became a billionaire -- he's one of the richest guys in the world right now, according to Forbes magazine. But what else do you really know about him? Take the quiz and found out.

auto
How much do you know about gas prices? Take our quiz
Everyone knows that gas prices are skyrocketing, but how much do you know about where your gasoline is coming from? Do you know where the money that you spend on gasoline is actually going? Where can you find the cheapest gasoline in the world? What about the most expensive? Take our quiz to find out how much you know about gas prices.

computer
Are you hooked up? The Home Networking Quiz
Home networks are becoming common in households that use more than one computer. With people using computers for shopping, home businesses and entertainment, it can be essential to link up not only PCs but also fax machines and TVs. What's going on behind this linked-up system?

people
The September 11 Attacks Quiz
On Sept. 11, 2001, terrorist attacks on America altered the world's political and military landscape. How much do you really know about the history of these atrocities?

adventure
Fact or Fiction: Fight it out!
Today we shall see if all that training, gaming and movie watching have paid off. Can you tell the difference between real martial arts maneuvers and fictional ones? In this quiz, you'll face both. Fight!

science
This is your brain on love: The Science of Love Quiz
Forget about hearts and flowers and poetry. Love is all in your head -- the brain, to be precise. So let's strip the romance out of those lovey dovey feelings and get down to the neurochemicals and physiology that release a swarm of butterflies when encountering a new crush. See how much you really know about all that mushy stuff with the Science of Love Quiz.

electronics
Level Up! Video Game Myths Quiz
Are you a player? Have you been there, done that, completed every quest and leveled all the way up? Then get ready to face the myths and rumors of the video game world to see how much you really know. Game on!

entertainment
Are you a Scrabble savant?
Scrabble is the most popular word game in the world, played in 121 countries, and has several famous devotees, including U.S. President Barack Obama and Mel Gibson. Do you have what it takes to master this brainy game?
money
10 Awesome Ad Campaigns You've Never Heard Of
There's a lot of inventiveness and innovation in the advertising world these days. So much, in fact, that you could find amazing ad campaigns in places you've never been, for products you've never heard of. Here are 10 of the most awesome examples.

auto
10 Notorious Motorcycle Gangs
Motorcycle gangs have been around for more than 50 years. But only about 1 percent of them are considered criminal and dangerous in the eyes of the law. These are 10 of the most notorious.

computer
Top 10 Things You Should Not Share on Social Networks
If your Facebook status update reads, "Leaving for France!" you're not just gloating about your trip. You're letting everyone know that your house will be empty for about 10 days. Bad idea.

computer
10 Differences Between Macs and PCs
Are you a Mac or a PC? Or, are you wondering what the difference is? We've broken down these computers to reveal their strengths and weaknesses.

science
10 Inventions by Thomas Edison (That You've Never Heard Of)
It's common knowledge that Thomas Edison invented the light bulb and the phonograph, but did you know he also developed concrete furniture and a phone to communicate with the dead?

money
10 Things You Should Buy in Bulk
Buying in bulk doesn't always mean you have to buy three gallons of everything to get a good deal. You have to play your cards right if you want to save a bundle. Here are a few things you actually should buy in bulk.

science
10 Cool Things You Didn't Know About Stephen Hawking
Stephen Hawking is known around the world as an acclaimed physicist, but there are more sides of him. From his work as an author to his beliefs about alien life, what are some of the most surprising things about Stephen Hawking?

home
10 Stand-up Facts About Waterless Urinals
Waterless urinals still haven't quite broken through to the mainstream, but they can save users billions of gallons of water over standard models. Read on to find out how they work, and stay safe and sanitary.

money
10 Celebrity Tax Evaders
Tax evasion challenges the idea that any publicity is good publicity, especially since there's more than a 90 percent conviction rate when the tax man takes a celeb to trial. Who are some of the most famous celebrity tax evaders?

people
10 Strange Wedding Traditions
Unusual things happen at weddings all the time. You can expect to see anything from grandmas getting down to hip-hop to inebriated toasts and speeches. But some wedding traditions are more unusual than most.

science
10 Countries with Perfect Climates
A perfect climate means different things to different people. These 10 countries span the globe and offer a wide range of climates to satisfy any taste -- hot, cold or in-between.

adventure
10 Incredible Holes
A fiery crater. A gaping sinkhole that swallowed a city block. A narrow borehole drilled into the Earth by man. Which are the world's most bizarre cavities?

auto
Cruising Low and Slow: 10 Great Lowriders
Early lowriders cruised the streets of California in the 1930s in customized cars to impress the girls. Find out why these 10 bajito y suavecito cars made our list.

money
10 Ways to Make Money on the Side
With the exception of the occasional lottery winner, making real money takes time and effort. But there are legitimate ways you can make extra money to supplement your day job. Check out 10 ways you can moonlight and end up with some money to show for it.

home
10 Hardest Vegetables to Grow and Maintain
Now, more and more produce eaters are looking for produce grown even closer to home -- their own backyards. But it may not be as easy as planting the seed and watching it grow.

auto
Top 10 Everyday Car Technologies that Came from Racing
Most race fans dream of slipping behind the wheel of a purebred race car. As it turns out, you don't have to go much farther than your own garage to have a race car experience. Your car already has several features or technologies that were originally designed for racing. So what are they?

science
NASA's 10 Greatest Achievements
Since its inception in the late '50s, NASA has accomplished some amazing technical feats. But what are some of the agency's greatest moments?

science
5 Energy-hungry Appliances
Sure, your hair dryer or toaster sucks up a lot of kilowatt-hours during the short time it's on, but what are the truly big drains on your home energy budget?

people
10 Strange American Traditions
If you normally mute commercials but spend Super Bowl Sunday analyzing every joke or camera angle, you know some American traditions can be kind of bizarre. What are 10 of the weirdest?

adventure
10 Most Endangered Lighthouses in the World
Lighthouses have become tourist attractions in coastal areas all over the world. However, many of these time-worn landmarks are inactive and could be lost forever. Here are 10 of the world's most endangered lighthouses.

home
5 Tools That Are a Must for a Builder's Toolbox
There are many tools that builders find useful, but only a few of them are absolutely critical. What tools are essential to get the job done?

computer
10 iPad Apps for Personal Productivity
Feeling unproductive? Not to worry; these iPad apps can help you plan your day, track your finances, fine-tune your fitness routine, and save time and money during your shopping trips.

electronics
5 Extravagant Car Amenities
Sure, we may need a car to get from point A to point B, but would we ever need our car to have an air purifier? How about leather interior ceilings? Or a bejeweled fuel cap? See five of the most extravagant amenities.

science
10 Robots With Dirty Jobs
So you like to complain about your demonic boss, moronic co-workers and fancy company coffee machine that never, ever works? You need to zip it and meet these 10 hard-working bots. They could tell you stories.

electronics
Top 5 Myths About the Internet
For something so entrenched in our everyday lives, we sure don't know much about the Internet. That might explain all of the half-truths, falsehoods and straight-up myths that surround it. We happily deconstruct five of them here.

adventure
Top 10 Filming Locations to Visit
Whether it's for a dose of realism or to save money, filmmakers shoot their work all over the globe. Which places are the best for movie buffs to visit on vacation?
adventure
Famous Landmarks
Armchair travelers: Here's a tour of some of the world's most famous and enduring landmarks. From Stonehenge to the Taj Mahal, see pictures of some of the world's most stunning sites.

entertainment
Superheroes
Superheroes such as Spider-Man, Iron Man, Batman and Hellboy have helped shape the comic book universe. This gallery features images of these and other popular superheroes.

history
Timeline of Civil Rights
What do civil rights mean to you? Ultimately they represent freedom -- the freedom to live your life without being repressed or discriminated against by either the government or private institutions. Take in these pictures to find out how civil rights have progressed in America.

money
Money Scams
Don't get duped by these tricky money scams. How can you keep your finances safe?

adventure
Extreme Sports
Some people take to reading or needlepoint, but others need a little more adrenaline on the weekends. Climbing without ropes, jumping from helicopters onto snowy slopes -- what is it that drives people to such extremes?

adventure
Seven Wonders of the World
Most of the seven wonders of the world aren't around today, but thanks to these illustrations you can still get an idea of what they looked like. This gallery will take you on a tour from the Colossus to the Sphinx.

history
Revolutionary War
Paul Revere, the Declaration of Indepenence, the Battle of Bunker Hill ... the American Revolution has its share of famous names, places and events. These pictures tell the story of the revolution's battles and heroes.

science
Nuclear Power
Nuclear power stands as one of humanity's greatest scientific achievements, as well as one of the greatest risks to its self-extermination. This collection of images highlights some of the main features of nuclear power.

entertainment
Sports
How much do you know about the history of your favorite sport? This photo tour pairs sports history trivia with some particularly stunning athletic feats.

home
Perennial Flowers
These blooming plants will dazzle you with color year after year. Sit back, smell the hibiscus and check out these photos of some of our favorite perennials.

people
Something to Talk About
Sometimes it seems that men and women speak two different languages. It's hard to see eye to eye because of the vast differences in the ways men and women communicate. Click on to see pictures of something to talk about.

adventure
Off-Roading
Off-roading is a popular pastime, but not every vehicle is up to the challenge. This set of photos will show you what a vehicle can do -- with the right preparation and gear.

home
Hidden Home Dangers
Air fresheners, drywall, a fresh coat of paint ... it all seems innocent enough, right? Make your way through this gallery to get a look at some of the most common hidden dangers around the house.

science
Conserving Energy at Work
Companies are trying to find ways of cutting energy costs so they don't have to cut workers. If you want to do your part, here are some helpful ways to conserve energy at work.

electronics
Inside the Nintendo 3DS
The Nintendo 3DS is a handheld gaming device that incorporates 3-D graphics without requiring special glasses. We've taken apart one to show you what's inside this game system.

entertainment
Music Festivals
Music festivals are a great way to see your favorite bands alongside your fellow fans. See scenes from some of the major music festivals around the country.

computer
Bill Gates
Former Microsoft CEO Bill Gates has had a successful career. Learn about Bill Gates and his global activities with this image gallery.

history
American Flag
It's a grand old flag! The stars and stripes of the American flag symbolize a nation of states that are devoted to the ideals of freedom and democracy. From its earliest incarnations to some far-off places it's been flown, we'll explore the genesis and the whereabouts of the American flag.

science
Rainbows
Rainbows are easily one of nature's most beautiful effects. In this collection, you'll see pictures of stunning rainbows from around the world.

entertainment
Gold, Silver and Bronze: More Than 100 Years of Olympic Medals
Winning an Olympic medal is an incredibly special and rare honor, so most people never get to see them up close. But throughout the years, they've had some really unique and diverse designs. Take a peek.

auto
Bentleys
Bentley automobiles are the epitome of luxury. Explore these pictures of the different Bentley models and see the production process to learn how these incredible machines are made.

adventure
Beijing
Beijing features a variety of tourist attractions, from the Forbidden City, built as early as 1406, to the stadiums constructed for the 2008 Olympic Games.

science
Oil Fields
Although alternative fuels are beginning to gain speed, oil remains our primary energy source. But the methods used to obtain oil are controversial and can be detrimental to the environment. See oil rigs and refineries at work in these pictures.

adventure
Italy Pictures
Tourists flock to Italy each year to see a variety of destinations, from Mount Vesuvius to Rome's Colosseum. See pictures of Italy's diverse terrain and vibrant culture in this gallery.

money
Creative Tax Deductions
From wedding costs to private planes to car wrecks, here are some of the most creative tax deductions ever attempted. Don't try this at home, folks.

auto
Plug-in Hybrids
Plug-in hybrids are a unique breed of hybrid vehicle. Take a look at several different makes and models in this image gallery.

people
Cultural Anthropology
Anthropologists are always discovering new things about what defines us and makes us unique. Learn about the academic study of cultural anthropology in these images.
science
Understanding Bridges
Brilliant engineering goes into creating a sturdy, reliable (and sometimes beautiful) bridge. Learn about these fascinating structures in these videos.

science
Natural Disasters: The Original Homewreckers
Each year, natural disasters cause billions of dollars' worth of damage around the globe -- but how do they actually work? Learn more about everything from avalanches to volcanoes in this comprehensive Discovery series.

shows
Did Joseph Stalin really want a monkey army?
From UFOs to psychic powers and government conspiracies, history is riddled with unexplained events. Get a closer look at the Stuff They Don't Want You to Know in these videos.

science
Flying High (In the Friendly Sky)
Sure, you might have what it takes to be a pilot, but what about walking on the wings of a plane while you're still in the air? Learn about all things airplane, from daredevils to spy planes to speed records.

science
Do you like explosions?
Watch when catastrophe strikes and mighty machines are obliterated in these incredible clips from Discovery's "Destroyed in Seconds."

shows
Stuff to Blow Your Kid's Mind
Monsters. Rainbows. Magnets. Volcanoes. Kids love 'em. (We do, too.) These videos showcase a variety of wild, weird and fascinating topics to make a kid's jaw drop.

geography
All About Australia
The unique continent of Australia is home to astonishing wildlife and an ancient Aboriginal culture. Learn about everything from marsupials to the Dreaming in this playlist.

science
Animal Face Off: Hippos vs. Bull Sharks (and More)
Which is tougher: A hippo or a bull shark? Who would win in a fight between a crocodile and a bear? Get an up-close look at some of nature's most shocking animal fights in this playlist.

history
What the heck was the 'Industrial Revolution'?
The Industrial Revolution changed the world and launched a new age in human civilization -- but how did it happen, exactly, and why? Tune in to learn more.

people
From Bikinis to Gatorade: A Pop Culture Playlist
Learn about the origins and evolution of some of your favorite pop culture icons, from the teeny bikini and the Rubik's Cube to Zorro and the Karate Kid, with these videos from Stuff You Should Know and The Stuff of Genius.

science
Why aren't the keys on my computer in alphabetical order?
Whether it’s the flexible straw or the search engine, every invention has a story. Get a closer look at the inventors responsible for everything from dishwashers to dynamite in this animated series by HowStuffWorks.com.

electronics
How did video games go from Pong to pwning prostitutes?
The video game revolution has been underway for decades, progressing from simple amusements created in the 1950s to a pop culture force that rivals film and television. Explore the past, present and future of video games in these clips.

auto
Wrecks to Riches: Rebuilding Classic Cars
Have you ever wondered how much that beat-up car on the side of the road might be worth? Check out this Wrecks to Riches playlist to learn more about car restoration, auctions and more.

science
From Roswell to Martians: Our UFO Playlist
Unidentified flying objects -- or UFOs -- have a controversial reputation. Check out this playlist to learn more about UFO sightings and the search for alien life.

shows
How do astronauts pray?
From religion in space to digital immortality, the future is full of profound challenges and astonishing opportunities. Join the staff of HowStuffWorks.com as we explore some of the most promising -- and perplexing -- global issues of the future.

science
The Greatest Scams in the Natural World
How do leopards hide their kills? How does the Australian jumping spider trick its prey? Check out this Animal Planet series to learn more about the tricks of the trade that animals across the world use to survive.

entertainment
What's on the inside of a bowling ball?
How do they get the blades onto hockey skates? How are racing wheelchairs built? Discover the answers to these questions and more in this playlist.

science
10 Ways to Meet a Monster
Could you win a fight with a giant squid? How do modern-day vampires get their fangs? Where is Bigfoot, anyway? Find out the science behind your favorite monsters in these clips.

people
Stuff You Should Know About Albert Einstein
Albert Einstein is one of history's most well-known scientists -- but how did he become so famous? Tune in to learn more about Einstein, from his theories to his early life and more.

people
Conspiracies
Are exorcisms real? Can scientists manufacture earthquakes? Was it really a "magic bullet" that killed JFK? Find out the truth behind these conspiracy theories and more.

science
Roller Coasters
How are your favorite thrill rides built? What keeps the cars on the tracks? Learn about the world's craziest coasters in these videos.

science
Anteaters
Armed with a long snout, anteaters eat thousands of ants a day. Learn about these fascinating creatures in these videos.

science
How do they do it?
These people aren't tied down to a desk job. If you've ever wondered how to dock a container ship, make gummy bears, certify diamonds and design hovercrafts, take a look at these videos.

auto
Auto Parts and Systems: Deconstructed
How do all the parts of your car work together? What keeps the gears shifting and the wheels turning? Take a look under the hood with these videos.

people
Deadly Women
Black widows, angels of death, and plain ol' sociopaths: Learn about women who became ruthless killers in this playlist.

science
Magnetism
Did you know the sun is highly magnetic? Or that you can create a power propulsion system using magnets? Learn all about magnetism in these videos.
entertainment
Speed Match
Speed Match will help you think faster and improve your reaction time. Remember and compare the symbols flashed on your screen in this fast-paced matching game. Put your intelligence to the test and play Speed Match.

games
Treasures of Montezuma
Featuring more than 40 challenging levels, original game play and gorgeous full-screen graphics, Treasures of Montezuma is a bold adventure of strategic surprises like you've never seen before.

games
Bejeweled 2
With four unique and entrancing ways to play, explosive new game pieces and awe-inspiring planetary backdrops, Bejeweled 2 is more wildly addictive than ever before!

adventure
Crab Fishing Game
Have you got what it takes to skipper a crab boat on the Bering Sea? Take charge of your own vessel and see if you can survive a season of derby style king crab fishing.

games
Picture Pieces
In this addictive picture puzzle game, you’ll be presented with pieces of a larger image, which you’ll then have to click and drag to the right spot. The more accurate you are, the higher you’ll score. Are you and your eagle eyes ready to play?

games
Addiction Solitaire
Find out why this speedy variant of a classic card game is called "Addiction Solitaire."

games
Zuma
Test your abilities in this thrilling action puzzler. Control the stone frog idol of the ancient Zuma. Fire off balls to make sets of three, but don't let them reach the golden skull, or you're history!

games
Ancient Secrets
Discover a rich world filled with incredible fun in Ancient Secrets, a bold new adventure for all ages.

games
Podcast Word Search
Are you the ultimate HowStuffWorks podcast fan? Prove it in this word search game with 10 exciting levels, numerous categories and backgrounds inspired by the podcasts.

games
Crossword: Regular
Are you ready for a classic crossword challenge? Online Crossword: Regular provides beginners with game play that will surely satisfy your puzzle craving.

games
Flip Words
You'll flip over our new word game: Flip Words! Click on letters to make words and solve familiar phrases.

games
Super TextTwist
Figure out the combination with the most letters and move to the next level. A classic word scramble for a digital world. Take a break and exercise your brain all at once!

games
Super Collapse! Puzzle Gallery
Super Collapse! Puzzle Gallery is a puzzle party! Are you a puzzle genius? It isn't as easy as it looks!

games
The Island Castaway
An ocean liner gets caught in a fierce storm and goes down, leaving a group of passengers to fend for themselves on a nearby tropical island. To get back home, you'll have to find answers and overcome more than 200 diverse quests. Can you make it through?

games
Plants vs. Zombies
Plant powerful perennials and defend your brain from hordes of hungry zombies in the all-new Plants vs. Zombies -- Game of the Year Edition. The zombies are on the march for tasty brains and only you can stop them!

science
Cannon Challenge
Take charge of your own Non-Line-of-Sight (NLOS) Cannon, the revolutionary gun that represents the future of U.S. Field Artillery.

games
Jack of all Tribes
Guide the tribe to construct useful buildings, collect needed resources and decorate the landscape. They will then reward you with tributes and helpful items to make it through. Introduce new technologies, play fun Hidden Object mini-games and earn fantastic rewards in Jack of all Tribes!

games
Alu's Revenge
Alu's Revenge serves up solid gameplay, where stacked stones continue to fall as you use your quick wits and speedy strategy to open the tomb and reveal the jewels inside.

games
Mahjongg Dimensions
Play this classic game in 3-D! Just when you think you're stuck, you can rotate the cube to reveal more matches to clear. Mahjongg Dimensions is all about creativity, speed and 3-D memory.

games
Chuzzle
Chuzzles are googly-eyed little balls of fur that giggle, squeak and sneeze as you poke and push them across the board. Free them by forming groups of three, but watch out for dangerous puzzle locks! Explore four different game modes as you earn trophies, unlock secret games and more! Once you start popping Chuzzles you might not be able to stop!

games
The Lost Kingdom Prophecy
The Guardians of the Elements have turned away from the kingdom and allowed a banished wizard to spread corruption and fear. With eight different modes, an amazing storyline and gorgeous graphics, this magical quest will leave you breathless as you prove that this wonderful realm deserves a second chance.

games
Klondike Solitaire Gold
This is the ultimate game for Solitaire lovers –- and it’s free! Does it get any better than that? We tend to think not. Play Klondike Solitaire today and see what you’re missing!

games
The Scruffs
The Scruffs have enlisted your help to save their beloved family home from being sold. Help the Scruffs stave off this looming family crisis and uncover the secret that will change their lives forever.

games
Vacation Mogul
Become one of the rich and powerful as you buy and sell land, turn bungalows into five-star hotels and build specialty shops. Get the tourists to visit, provide entertainment and stay on track with employees and supplies.

games
Wedding Salon
Join Holly in 70 wonderful levels to make brides and grooms happy. Help wedding guests prepare by dressing them, picking out jewelry, styling their hair and more. Once you find the right approach to each customer, your efforts will be rewarded with generous tips.

games
Wild West Story -- The Beginnings
Bella and Coyote Cub are two drifters who stumble across an abandoned mining town. Restoring a town while dealing with a rowdy group of desperadoes can be challenging! Join Bella and Coyote Cub on this amazing journey.