Today's Mindblower

Will orbital chaos cause Earth, Venus and Mars to collide?

It's not a pleasant thought, is it? But when you mix chaos theory with a few crazy cosmologists, those tidy, predictable orbits start getting lively.

    • How Hackers Work

      computer

      How Hackers Work

      Hackers have been attacking Adobe Acrobat 9 on Windows after a critical security vulnerability was found. Take a look at hacker culture and the various kinds of hackers, some of whom have run afoul of the law.

    • How U.S. Criminal Records Work

      people

      How U.S. Criminal Records Work

      Former Penn State assistant football coach Jerry Sandusky was arrested and jailed Wednesday on new child sex abuse charges. Every arrest and conviction goes on a criminal record, which is stored in massive computer databases that are accessible throughout the world. Once you have a criminal record, will it ever go away?

    • What would it take to reverse global warming?

      science

      What would it take to reverse global warming?

      The two largest producers of carbon dioxide emissions, the U.S. and China, butted heads again this week at the U.N. climate talks. Most scientists agree that human interference in the environment has something to do with the recent trend of rising temperatures on the Earth. What can we do about it?

    • Top 5 Myths About Apple

      electronics

      Top 5 Myths About Apple

      Apple opens its new flagship store in Grand Central Terminal in New York City today. Apple is one of the most successful companies around -- and one of the most mysterious. Here, we consider and debunk five of the biggest myths surrounding this tech giant.

    • Does the Higgs boson exist?

      science

      Does the Higgs boson exist?

      The European Organization for Nuclear Research (CERN) is providing an update on the search for the Higgs boson particle next week on Dec. 13. Rumors say it has been found, but does it even exist?

    • Top 10 Tips for Having a Good Flight

      adventure

      Top 10 Tips for Having a Good Flight

      Some things prevent flying from being fun -- small seats, crowded legroom, snoring seatmates and having to go back to the gate when Alec Baldwin is on your flight and won’t turn off his electronics. See these tips so you can make flying easier for everyone.

    • How Plug-in Hybrid Cars Work

      auto

      How Plug-in Hybrid Cars Work

      GM continues to work with the government to determine the cause of Chevy Volt fires. Learn all about plug-in hybrid cars including their battery packs, which have been under investigation.

    • You Should Know Video: Transplants, Physics and the Moon

      videos

      You Should Know Video: Transplants, Physics and the Moon

      It's no secret that Josh and Chuck are knowledge junkies -- but how much can they learn in 60 seconds? In this playlist, the guys tackle everything from fecal transplants to frame of reference physics and theoretical journeys to the center of the moon.

    • How Lying Works

      people

      How Lying Works

      Former U.S. Governor Rod Blagojevich was sentenced to 14 years in prison on Wednesday after jurors agreed that he lied to the FBI and found him guilty in 18 corruption charges. Do you know how to spot a lie?

    • How Suicide Bombers Work

      science

      How Suicide Bombers Work

      A suicide bombing in Afghanistan on Tuesday killed dozens of people outside a Shiite shrine. Are these bombers strictly a modern phenomenon? How can they be stopped?

    • How Tsunamis Work

      science

      How Tsunamis Work

      Scientists have now determined that the tsunami that struck northern Japan on March 11 was caused by two waves. While it’s difficult to grasp the full effects this natural disaster has had on Japan’s people and culture, we can explain the physical factors that led to it.

    • 5 Things You Can Do to Make Your Car Safer for Driving in Foul Weather

      auto

      5 Things You Can Do to Make Your Car Safer for Driving in Foul Weather

      New Mexico closed highways earlier this week and the entire country of Scotland went on alert after heavy snow and ice covered the regions. Do you know how to prepare yourself (and your car) to meet Mother Nature's fury?

    • How DUI Works

      auto

      How DUI Works

      The Federal Aviation Administration chief resigned on Tuesday after a drunk driving charge. So how do blood alcohol levels, police procedures and DUI punishment work? What can you do to keep your friends and family safe when you've been out drinking?

    • How the Predator UAV Works

      science

      How the Predator UAV Works

      The U.S. military has confirmed that Iran has the missing RQ-170 drone, an unmanned U.S. spy plane. Remotely-operated spy planes exemplify the military trend toward high-tech, low-risk equipment. What can they accomplish in battle?

    • Did the United States put its own citizens in concentration camps during WWII?

      history

      Did the United States put its own citizens in concentration camps during WWII?

      This week, the U.S. remembers the thousands of American sailors and soldiers who were killed during the attack on Pearl Harbor on Dec. 7, 1941. Is it true that some West Coasters were forcibly relocated after the attack?

    • 10 Remarkable Exoplanets

      science

      10 Remarkable Exoplanets

      Astronomers have just announced the existence of an earthlike planet called Kepler 22-b, 600 light-years away from Earth. Take a look at 10 other cool planet discoveries.

    • Should you buy a tablet or an e-reader?

      electronics

      Should you buy a tablet or an e-reader?

      Apple recently reported to JP Morgan analysts that they aren't concerned about iPad competitors such as the Kindle Fire. These days, the latest tablets and e-readers allow you to read books and compute. So which device is best?

    • 5 Myths About Renewable Energy

      science

      5 Myths About Renewable Energy

      The World Petroleum Congress is meeting this week in Doha, Qatar, to address concerns about global warming and the need for cleaner energy. Not everyone is sold on this vision, so a number of myths about renewable energy persist.

    • If the polar ice caps melted, how much would the oceans rise?

      science

      If the polar ice caps melted, how much would the oceans rise?

      Recent studies show that the Arctic ice caps originated when there was a drop in carbon dioxide levels, reinforcing the notion that the current uptick governs global climate change. The polar ice caps continue to shrink due to global warming, but how much would the oceans rise if the ice caps melted completely?

    • Stuff You Should Know Video: Space, Sneezing & Yosemite Sam

      videos

      Stuff You Should Know Video: Space, Sneezing & Yosemite Sam

      Join Josh and Chuck as they research the first animal in space, why people sneeze in bright sunlight and why in tarnation Yosemite Sam keeps popping up on the radio.

    • 10 Scientists Who Were Their Own Guinea Pigs

      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?

    • 10 Failed Google Projects

      computer

      10 Failed Google Projects

      Most people think of Google as a giant juggernaut of Internet success. But even the company behind the world's most popular search engine has had its share of blunders.

    • 10 Absolutely Worst Foods to Eat

      science

      10 Absolutely Worst Foods to Eat

      We all eat things we probably shouldn't, and that's OK from time to time. But there are some foods that are such nutrition bombs that even occasional indulgence isn't exactly wise.

    • 10 Ways to Make Money on the Side

      money

      10 Ways to Make Money on the Side

      With the exception of winning the lottery, making serious money takes time and effort. But there are legitimate ways to make extra cash to supplement your day job income. Check out 10 ways you can moonlight and end up with some dough to show for it.

    • Top 10 Famous Female Sideshow Freaks

      entertainment

      Top 10 Famous Female Sideshow Freaks

      From the Two-headed Nightingale to the Baboon Lady, these 10 female sideshow freaks sure knew how to put on a show. But what were their real stories?

    • 10 Terrorist Plots That Failed

      science

      10 Terrorist Plots That Failed

      Since the 9/11 terrorist attacks, an estimated 54 other attacks on the U.S. have failed. And these are only the ones we know about. Some, like the underwear bomber and the shoe bomber, live on in infamy. Others are more obscure.

    • 10 Games That Take Minutes to Learn and a Lifetime to Master

      entertainment

      10 Games That Take Minutes to Learn and a Lifetime to Master

      Games like chess and checkers have been around for centuries for a reason: They're very easy to learn but difficult to master. What other games make the cut for this list?

    • 5 Future Car Technologies That Truly Have a Chance

      auto

      5 Future Car Technologies That Truly Have a Chance

      It's no secret that technology changes fast -- and the auto industry is no exception. So what's in store for future cars?

    • Top 10 Things You Should Not Share on Social Networks

      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.

    • 10 Most Spectacular Lottery Burnouts

      entertainment

      10 Most Spectacular Lottery Burnouts

      Winning the lottery seems part of everyone's daydream. But many winners say it actually becomes a nightmare. Why does it all go wrong? Here are some of the most spectacular flameouts we've come across.

    • 10 Ways to Break Into a House

      home

      10 Ways to Break Into a House

      You might be surprised at the tricks burglars can use to sneak inside your home. Not because they're so cunning, but because they're really quite simple. What should you be on the lookout for?

    • 10 Complete Falsehoods About Food

      science

      10 Complete Falsehoods About Food

      Don't eat after 7 p.m. Drink eight glasses of water each day. Organic food is better for you. Watch as we explode these and other well-worn food myths.

    • Top 10 Wizarding Fails

      entertainment

      Top 10 Wizarding Fails

      In the hope of educating future wizards, we give you this sorcerer's hall of shame, populated by those who fell from grace, grasped for the stars or failed to leave the tarmac in the first place. How did your favorite wizard fare?

    • 10 Most Dangerous Places You Should Definitely Visit

      adventure

      10 Most Dangerous Places You Should Definitely Visit

      It isn't necessarily advisable to visit any of these areas. But then again, if you're willing to take the risk, you'll get to explore places most people will never have the guts to see.

    • 10 Shows That Changed TV Forever

      people

      10 Shows That Changed TV Forever

      The best TV shows change the way we think about news, sports, drama or comedy. Which ones have had the most impact on viewers or the medium?

    • 10 Real Events That Seem Like Hoaxes

      history

      10 Real Events That Seem Like Hoaxes

      Did you hear the one about Elvis meeting President Nixon to help the youth stay off drugs? Or 50 Cent performing at a bat mitzvah? These may sound like urban legends, but this time the events are all true.

    • 10 Bizarre Ways to Die

      health

      10 Bizarre Ways to Die

      There are a lot of ways to die. Some are just more interesting than others. For example, death by deodorant or death by underwire bra.

    • 10 Strange Facts About Atomic Clocks

      electronics

      10 Strange Facts About Atomic Clocks

      No, this clock won't blow up the planet. But it does use cesium and lasers to keep time so accurately that we had to change the definition of “second.” What else?

    • 5 Mind-blowing Backyard Playsets

      entertainment

      5 Mind-blowing Backyard Playsets

      Yeah, swings are OK. But they're a whole lot more fun when they're paired with a replica of the Ghostbusters station. Or they hang from a tree house that puts the Swiss Family Robinson one to shame. Come see.

    • 10 Biggest Manhunts of All Time

      people

      10 Biggest Manhunts of All Time

      Sometimes the search for a fugitive can occupy a city. Other times, the hunt is fierce enough to dominate a nation, or even several countries. Which criminals can claim they spurred some of the craziest manhunts ever?

    • Top 5 Myths About the Internet

      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.

    • Top 10 Ways to Make Money on the Internet

      electronics

      Top 10 Ways to Make Money on the Internet

      Most adults leave the house every day to go to work and make money. But some people have found a way to run their own Internet businesses from home. You can do it, too.

    • 10 Addictive Games for iPad

      computer

      10 Addictive Games for iPad

      Casual games are meant to be played for just a few minutes, but some are so addictive you end up playing for hours.

    • 10 Worst Ways to Die

      health

      10 Worst Ways to Die

      C'mon. You know you've thought about this. We have, too. Want to see how your list compares with ours?

    • 10 Networking Tips for People Who Hate Networking

      money

      10 Networking Tips for People Who Hate Networking

      Hate the idea of sheepishly handing out business cards to strangers while "selling yourself”? Try these tips for easing the pain.

    • American Landmarks

      adventure

      American Landmarks

      These American landmark pictures range from the natural wonders of the United States to famous works of architecture. How many of these landmarks have you visited?

    • Public Enemy Pictures

      people

      Public Enemy Pictures

      The bad, the worse and the worst. You name 'em, we've caught 'em. Check out some of the most notorious criminals in U.S. history, from gangsters to con men to bandits in love.

    • Mars Landing Pictures

      science

      Mars Landing Pictures

      NASA has an SUV-sized rover on Mars, and it’s sending new data back to Earth all the time. Landing Curiosity (and other rovers) on the red planet is no small affair. Check out these pictures of rovers and the extreme engineering that goes into a successful mission.

    • Bridge Pictures

      science

      Bridge Pictures

      Bridges are amazing displays of scientific engineering. This collection of pictures highlights some of the most spectacular structures ever created.

    • Timeline of Sex Pictures

      health

      Timeline of Sex Pictures

      The how-tos of sex haven't changed much over the ages, but our understanding of what's actually happening (and why) took off during the Renaissance. How have humanity's thoughts and beliefs about sex evolved throughout history?

    • Recession Pictures

      money

      Recession Pictures

      It may not be pretty, but recessions affect us all. So how do they occur? Trace the economy's path in the 21st century from subprime collapse to the mortgage crisis to the credit market crisis.

    • Japan Tsunami and Earthquake Pictures

      science

      Japan Tsunami and Earthquake Pictures

      Many areas were completely destroyed by the 9.0-magnitude earthquake and the subsequent tsunami that struck northeastern Japan on March 11, 2011. Browse these haunting pictures of Japan's destruction following the earthquake and tsunami.

    • Interactive Gallery: How to Build a Fire Ring

      home

      Interactive Gallery: How to Build a Fire Ring

      What could be better than a cozy evening with friends gathered around your new fire pit? The tips in this interactive gallery can help you turn your toasted marshmallow dreams into an entertaining reality.

    • Car Safety Pictures

      auto

      Car Safety Pictures

      Our car safety image gallery shows you car safety features, crash testing, and other technology intended to keep drivers and passengers safe. And some features you may not have heard about.

    • Alternative Fuel Vehicle Pictures

      auto

      Alternative Fuel Vehicle Pictures

      From electricity to saltwater to air, these vehicles run on all kinds of things you'd never imagine as fuel. What might power your car in the near future?

    • Countries with Perfect Climates Pictures

      science

      Countries with Perfect Climates Pictures

      We found paradise! From rainforests to mountaintops we have uncovered the top countries with perfect climates. Take a look at these countries and their unique climates here.

    • Virtual Reality Pictures

      electronics

      Virtual Reality Pictures

      What do you think of when you hear the words virtual reality (VR)? A clunky helmet wired to a computer with thick cables? Or funky goggles and high-tech feedback gloves? Explore the many virtual reality applications and technologies.

    • Interactive Gallery: How to Build a Gazebo

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      Interactive Gallery: How to Build a Gazebo

      That romantic gazebo you’re envisioning can be transformed from a thought to a physical structure with a little planning and sweat equity. We’ve assembled tips and tricks to turn a pile of lumber and supplies into a shaded sanctuary.

    • Classic Muscle Car Pictures

      musclecars

      Classic Muscle Car Pictures

      See pictures of everyone's favorite fast, powerful, gas guzzling cars from the '60s and '70s. They may not be eco-friendly, but they sure were fun while they lasted.

    • Awesome Architecture Image Gallery

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      Awesome Architecture Image Gallery

      From the Taj Mahal to the Leaning Tower of Pisa to Fallingwater, flip through these beautiful examples of architecture.

    • Lighthouse Pictures

      adventure

      Lighthouse Pictures

      Lighthouses kept sailors safe from crashing their ships on rocky coasts -- until modern technology left them obsolete. Now many of them serve as museums or lodges.

    • Video Game System Pictures

      electronics

      Video Game System Pictures

      Video games have become an incredibly popular -- and diverse -- pastime since their introduction. Explore the history of video game systems, from the Atari to the Xbox 360.

    • Home Office Decor Pictures

      home

      Home Office Decor Pictures

      Home office decor pictures will give you insight into how other teleworkers design their work space. Check out these home office decor pictures to learn more.

    • Image Gallery: Inside a Nuclear Power Plant

      science

      Image Gallery: Inside a Nuclear Power Plant

      Tour the inside of a nuclear power plant with these illustrative diagrams to learn more about how nuclear power plants work.

    • Star Wars Pictures

      entertainment

      Star Wars Pictures

      Star Wars' is one of the most successful movie franchises in cinema history. Follow the history of 'Star Wars' in this collection of images. Mind if we come along, too?

    • Laptop Pictures

      computer

      Laptop Pictures

      Whether you are shopping for a new laptop or just curious about the latest technologies on the market, take a look at our image gallery.

    • iPhone Pictures

      electronics

      iPhone Pictures

      The release of any new iPhone version has people waiting in lines around the world. Take a look at the iPhone and its features in this image gallery.

    • Something to Talk About Pictures

      people

      Something to Talk About Pictures

      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.

    • Time Measurement Pictures

      science

      Time Measurement Pictures

      Time measurement has changed dramatically over the centuries. From the sun dial to the digital watch, which pieces stand the test of time?

    • Transmission Pictures

      auto

      Transmission Pictures

      Manual, automatic, sequential, dual-clutch -- these are just a sample of what you'll see in this image gallery. Check out pictures of all types of transmissions right here.

    • The Ultimate Eye Puzzles Quiz

      entertainment

      The Ultimate Eye Puzzles Quiz

      Although eye puzzles, like those created by Magic Eye, were at the peak of their popularity in the 1990s, they still exist today. Test out your knowledge of this primitive 3-D technique with our eye puzzles quiz.

    • Fire Away! 'Star Wars' Missile Defense Quiz

      science

      Fire Away! 'Star Wars' Missile Defense Quiz

      In 1983, U.S. President Ronald Reagan announced a new plan for protecting against a nuclear strike: the Strategic Defense Initiative. Reagan's idea almost immediately earned the unwelcome nickname "Star Wars." How much do you know about the program?

    • Quiz: How do bomb-sniffing dogs work?

      science

      Quiz: How do bomb-sniffing dogs work?

      Your dog can roll over? Well, ours can sniff out a kilo of C-4. Take the bomb-sniffing dog quiz, and see if your score gets you a treat or the rolled-up newspaper.

    • Slow Is Smooth, Smooth Is Fast: Military Sniper Quiz

      shows

      Slow Is Smooth, Smooth Is Fast: Military Sniper Quiz

      Military snipers have been great fodder for video games and movies, and they're just as interesting in reality. Test out your aim here on Stuff You Should Know's military sniper quiz.

    • Phone, Phones on the Range: The Ultimate Cell Phone Stats Quiz

      money

      Phone, Phones on the Range: The Ultimate Cell Phone Stats Quiz

      Can you guess how many texts your typical teen sends? Or how many cell phones are in the world? Take our challenge and see if you can pass without calling for help.

    • Fact or Fiction: Serial Killers

      people

      Fact or Fiction: Serial Killers

      Serial killers aren't always creepy loners who live with their mothers -- sometimes they're seemingly average churchgoers with wives and kids. How much do you know about the history of serial killers -- and would you know if one were living next door?

    • Are you wise about wands and wizards?

      entertainment

      Are you wise about wands and wizards?

      Hey, Muggle: Think you know all there is to know about Harry Potter? You'll need a nip of Felix Felicis for luck if you hope to get full marks on this ultimate Harry Potter quiz.

    • Tech Talk: CPU Quiz

      computer

      Tech Talk: CPU Quiz

      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?

    • On the Money: Test Your Knowledge on the World's Craziest Currencies

      money

      On the Money: Test Your Knowledge on the World's Craziest Currencies

      Humans have assigned value to all kinds of things through the ages, from stones to spices. There’s even money made for potential encounters with alien life. How much is the intergalactic value of a Space Quid? The answer may surprise you!

    • Car Smarts: Exotic Cars

      auto

      Car Smarts: Exotic Cars

      Exotic cars inspire a legion of car enthusiasts to empty their wallets for a taste of life in the fast lane. Will you be at the front of the pack after racing through the exotic car quiz?

    • The Ultimate Serial Killer Quiz

      people

      The Ultimate Serial Killer Quiz

      The topic of murder stirs up fear in almost any context, and serial killing tends to multiply that fear to the nth degree. Test your knowledge with this serial killer quiz.

    • Facebook Facts and Fiction

      computer

      Facebook Facts and Fiction

      With more than 1 billion members and counting, Facebook is one of the fastest-growing phenomena to come out of a college dorm room. What do you know about this plot to take over the world?

    • Do you know the most painless ways to save money?

      money

      Do you know the most painless ways to save money?

      If your disposable income always shrinks to a few lonely dollars before your next paycheck arrives, discovering a few painless ways to save money could make a big difference in your quality of life. This quiz will get you started.

    • The Ultimate McDonald's Quiz

      money

      The Ultimate McDonald's Quiz

      Loved for its deep-fried goodness and loathed for its cheap, fatty fare, McDonald's has become more than just a chain restaurant: It's a bona fide cultural icon. But it'll take more than a little McNugget know-how to pass the Ultimate McDonald's Quiz.

    • Stuff You Should Know's Ultimate Crime Scene Quiz

      shows

      Stuff You Should Know's Ultimate Crime Scene Quiz

      If you listened to Josh and Chuck's trifecta of shows about crime scenes, then you should clean up on this quiz. What did you learn about blood spatter, photography and cleanup?

    • Seeing Red: Test Your Anger Knowledge

      science

      Seeing Red: Test Your Anger Knowledge

      So you've been passed over again at work for that promotion you wanted. You're so angry that you can't get any more work done today, so you've come to HowStuffWorks to spend the rest of the day doing quizzes. Maybe understanding anger might help you to relax!

    • Everyday Science: Volcano Quiz

      science

      Everyday Science: Volcano Quiz

      Fiery explosions, boiling lava, hot ash spewing everywhere -- total disaster is probably the first thing that comes to mind when you think "volcano." And, yes, that is certainly a possibility. But do you know what’s really going on when a volcano erupts?

    • The Ultimate Master Key Quiz

      home

      The Ultimate Master Key Quiz

      Did you ever think why your door key opens only your lock, and each of your neighbors' keys opens only each of theirs -- but the superintendent can open everyone's locks? How many keys does he carry anyway? The key to this question is in this quiz.

    • Can you get fired for that?

      money

      Can you get fired for that?

      You might think your handlebar mustache is the epitome of cool, but your boss at the frozen yogurt shop disagrees. Can you get fired for personal flair? And if so, what other kinds of seemingly innocent behavior can get you sacked?

    • Gadget Savvy: Electric Motors Quiz

      electronics

      Gadget Savvy: Electric Motors Quiz

      Electric motors are inside all kinds of ordinary devices, using a power source to make motion. So what makes the motor go 'round?

    • This Land Is Your Land: The Citizenship Quiz

      people

      This Land Is Your Land: The Citizenship Quiz

      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.

    • Fact or Fiction: Surviving an Animal Attack

      adventure

      Fact or Fiction: Surviving an Animal Attack

      What happens if you accidentally encounter an animal that feels threatened or frightened by you? What if it attacks? Take this quiz to see whether you've got what it takes to survive or if Mother Nature will reign supreme.

    • Stuff You Should Know's James Bond Quiz

      shows

      Stuff You Should Know's James Bond Quiz

      James Bond is about as iconic as a movie (and book) character can be. Grab your exploding pen and let's see how you do on the ultimate Bond quiz. You might earn your license to kill.

    • Seeing Red: Which countries owe the most?

      money

      Seeing Red: Which countries owe the most?

      Since 2008, the global recession has threatened to topple the world's most developed and robust economies, and many wealthy nations are now saddled with burdensome debt loads. Test your knowledge of how the economic crisis has affected people from Reno to Reykjavik.

    • Baby Animal Puzzles

      science

      Baby Animal Puzzles

      Who can resist a baby animal -- or a puzzle? Find out how quickly you can piece together these puzzles of puppies, piglets and more seriously cute little guys.

    • Bike Build Game

      auto

      Bike Build Game

      If you've ever wanted to build a bike from scratch, you're not alone. Try your hand at piecing together this motorcycle in the Bike Build Game. Once you have everything in place, you can see the real thing!

    • Home & Garden Puzzles

      home

      Home & Garden Puzzles

      Looking for your next DIY home and garden project? Try these home and garden puzzles and you might find fun and inspiration.

    • Addiction Solitaire

      games

      Addiction Solitaire

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

    • Word Bubbles

      entertainment

      Word Bubbles

      The Word Bubbles Game will challenge your verbal agility and put your vocabulary and memory to the test. How many words can you come up with?

    • Arctic Tri Peaks Solitaire

      games

      Arctic Tri Peaks Solitaire

      In this version of the classic solitaire game, you play through a mountain of cards, eliminating them as you go.

    • Crossword: Master

      games

      Crossword: Master

      Are you ready to master a crossword? Our online crossword will provide lots of challenging clues.

    • Cannon Challenge

      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.

    • Lost in Migration

      entertainment

      Lost in Migration

      Can you keep up with the flock? Do you remember in which direction it was heading? Exercise your brain and your attention span with Lost in Migration.

    • Currency Puzzles

      money

      Currency Puzzles

      You're great at spending it. Now let's see how expert you are turning all these puzzle pieces into a pile of cash. Ready, set, windfall!

    • Crossword: Regular

      games

      Crossword: Regular

      Looking for a relaxing crossword puzzle? Our crossword provides beginners with game play that will surely pique your interest.

    • Volcano Explorer

      science

      Volcano Explorer

      Volcanoes are pressure valves that release energy from deep within the Earth. Learn about different types of volcanoes and create your own virtual volcano with the Volcano Explorer. It may be the closest you ever get to playing with one.

    • Table Hockey Ultra

      games

      Table Hockey Ultra

      Enjoy a round of table hockey whenever you want with this online version of the popular arcade game. C'mon, stop that puck in its tracks.

    • Adventure Puzzles

      adventure

      Adventure Puzzles

      Whether you're into extreme sports, wilderness survival or good old-fashioned jet-setting, explore the planet as you make the pieces of these adventure puzzles fall into place.

    • Fairway Solitaire

      games

      Fairway Solitaire

      Are you a big fan of golf and solitaire? Then we have just the game for you. But don’t take our word for it. Swing away at Fairway solitaire.

    • Geography Puzzles

      geography

      Geography Puzzles

      From raging rivers to towering mountains, the smallest countries to the biggest civilizations, explore our world by trying your hand at these geography puzzles.

    • Speed Match

      entertainment

      Speed Match

      Speed Match may help you to think faster and improve your reaction time. All you have to do is remember and compare the symbols flashing on your screen in this fast-paced matching game.

    • Electronics Puzzles

      electronics

      Electronics Puzzles

      From CPUs and circuit boards to televisions and iPods, high-tech gadgets are a constant presence in modern life. Now they're appearing in your puzzles, too. Can you put these puzzles together faster than you can upload a new playlist on your iPod?

    • Beautiful Flower Puzzles

      home

      Beautiful Flower Puzzles

      These brightly colored spring flower puzzles are sure to raise your spirits. Can you solve them faster than we can say chrysanthemum?

    • Color Match

      entertainment

      Color Match

      Put on your sweatbands and get ready to train your brain! Improve your concentration by matching words and colors in the Color Match game.

    • Memory Matrix

      entertainment

      Memory Matrix

      Quick, take a mental snapshot! Can you recall and reproduce the pattern that you just saw? The Memory Matrix game will put your attention span and intelligence to the test. Exercise your mind and play Memory Matrix!

    • Raindrops Game

      entertainment

      Raindrops Game

      Improve your math skills and sharpen your mind with the Raindrops game. Can you solve the math equations in the raindrops before they hit the water? There's only one way to find out.

    • Golf Challenge

      games

      Golf Challenge

      With a wide selection of clubs, beautiful visuals, and plenty of courses to conquer, Golf Challenge is the only free online golf game you'll ever need!

    • Mahjongg Dark Dimensions

      games

      Mahjongg Dark Dimensions

      The new puzzle classic returns with yet another twist!

    • 3-Point Shootout

      games

      3-Point Shootout

      3-Point Shootout game is a great way to play arcade-style basketball without stepping away from your desk. How many hoops can you make before the time runs out? Can you get on the leader board?

    • Entertainment Puzzles

      entertainment

      Entertainment Puzzles

      Is a lightsaber your weapon of choice? Perhaps you prefer to spend your time reaching for the skies by pole vaulting? These entertainment-themed puzzles are a whole new way to spend your leisure time. Try them, puzzle prodigy.

Stuff You Should Watch

Test Your Knowledge

The Ultimate Abandoned Cities Quiz
TAKE THE CHALLENGE
The Ultimate Abandoned Cities Quiz
Average: 11 points | 20 Questions

Which of the following abandoned settlements experienced an extraordinary drought despite its proximity to the ocean?

Stuff ... Illustrated

stuff of the day

Did you know: Maine is the only state that shares a border with only one other state -- New Hampshire. Another random fact

“Advice is what we ask for when we already know the answer but wish we didn't.” Who said it?

poll: what do you think?

Hydra or S.H.I.E.L.D.?

all about conservation issues