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.

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?

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?

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.

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?

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.

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.

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.

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?

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?

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.

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?

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?

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?

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?

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.

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?

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.

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?

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.

Whether it’s the flexible straw or the search engine, every invention has a story. Get a closer look at the inventors responsible from everything to dishwashers to dynamite in this animated series by HowStuffWorks.com.

Whether predator or prey, every wild animal on the planet faces a daily struggle for survival. Check out this series to learn more about the lives of everything from crocodiles to ocelots.

Albert Einstein discovered that time is relative, meaning that when objects travel at, or close to the speed of light, distances stretch and time slows down. Learn more about light, time, mass, energy and the very fundamentals of the universe in these videos.

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.

They're sexy, they're striking and they're often weird: Concept cars. Get a close-up look at some of the latest and greatest concept cars in this episode.

Whether they're covering sharks or space rockets, you can count on the Mythbusters team to get to the bottom of every myth. Tune in to this playlist to learn more about mythbusting.

Can women be pick-up artists? How can you tell if someone's trying to pick you up? Join Ben Bowlin and Cristen Conger, host of Stuff Mom Never Told, as they take a closer look at the strange world of pick-up artists.

What happens when people believe they've been abducted by aliens? Can people return from the dead? Learn more in this playlist.

Does intelligent life exist on other planets? The universe is a big place and it's easy to argue that there are bound to be other creatures out there. But what if you met one?

Riding mile-high waves alongside wild sea creatures, these surfers are true adrenaline junkies . Grab your board and catch a wave with these exciting surfing videos.

If you're like most people, one million dollars would permanently change your life. So how do you get it? Listen in for first-hand accounts from millionaire entrepreneurs.

Learn about the science behind surreal and supernatural phenomena, from alien hand syndrome to zombies, in these videos from Stuff You Should Know and Stuff They Don't Want You to Know.

As fears of diminishing oil resources grow, companies, consumers and governments across the planet search for the next source of global fuel. But what will it be, exactly? Check out this playlist to learn more.

Learn all about government and economic concepts, From microloans to corporate personhood, with these videos from HowStuffWorks.

Whether covering the Civil War or conspiracies to kill Adolph Hitler, the Unsolved History series takes a closer look at some of history's greatest enigmas.

Monsters. Rainbows. Magnets. Volcanoes. Kids love 'em. (We do, too.) These videos showcase a variety of wild, weird and fascinating topics to make your offsprings’ jaws drop.

The Hubble Space Telescope has been doing laps around the Earth every 90 minutes since 1990. How does NASA control the Hubble telescope, and what does the future hold as Hubble nears retirement?

Travel with the hosts of The Coolest Stuff on the Planet as they take on the most famous sites in Central and South America, from Lake Titicaca to Machu Picchu.

Have you caught the DIY bug? Whether you're new to the fix-it-up game or an old hand at around-the-house construction, you'll find this playlist chock-full of tips on everything from insulation to flooring.

Can humans cause earthquakes? What the heck is alien hand syndrome? Join Chuck and Josh as they explore the some of the coolest (and weirdest) Stuff You Should Know in their television shorts on Science.

Could you survive sleeping overnight in a freezing snow bank? What would you do if you found yourself floating naked on the open sea? Learn how to survive almost any environment in this playlist.

We tend to think of rain as simply a part of life -- certainly nothing to fear. But when that rainfall gets out of hand, the rising waters can be deadly. Watch these videos to see daring rescues and the tragic aftermath of extreme floods.

Mutants aren't just a comic book invention. Check out this playlist for a closer look at real-life mutations.

Why do married couples look alike? What causes the itching sensation? Learn the answers to these questions and more with these videos from Stuff You Should Know.

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.

How do personal satellite assistants work? What's the next step in artificial intelligence? Tune in to learn the answers to these questions and more in this playlist by HowStuffWorks.com.

James Bond is about as iconic as a movie (and book) character can be. Agent 007 sure has plenty of fans who seem to know a lot about him, so let's see how you do here on the ultimate Bond quiz.

There's no need to do any globetrotting to explore the regions of the Earth and to test your knowledge about the far corners of the world: You can do it with our geography quiz.

Celebrity deaths and autopsies are usually big in the news. So how much do you know about famous deaths? Take the celebrity deaths quiz and see.

While diesel earned itself a bad reputation for spewing soot in the early days, improvements have made it much cleaner. Test your knowledge of all things diesel with this quiz.

If you love to camp out but can't stand the thought of being away from the Internet for any length of time, this quiz is for you. Test yourself to see how much you know about finding mobile hotspots, boosting your wireless signal and using equipment that will keep you connected, even in the most remote regions.

The cost of airfare shouldn’t keep you home-bound. Do you know how to time your travels to save cash on your adventures?

If you've ever eaten food, then there's a chance you might have tried Spam. We're not talking about the e-mail version. We're talking canned meat. Take our Spam quiz to see where you rate on canned pork knowledge.

Throughout history, wars have decimated civilizations, torn apart families and left sickness and chaos in their wake. So when the world's leading practitioners of war get together and ban a particular method of waging it, you know it's something really bad, like chemical and biological warfare.

Lost cities have captured the imagination of many poets, film producers and story tellers. It will never be known if some of the lost cities ever existed, yet there is clear evidence as to the existence of other lost cities. If you would like to know more about a few of the most famous lost cities, have a go at this quiz.

This quiz is able to leap tall buildings in a single bound. Bullets ricochet off its chest (although it ducks when the emptied gun is thrown at it). That makes this a superhero quiz! Test your knowledge of superhuman ability while we stretch your brain to the limits. Pow! Kunk! Whap!

Whether it's a natural world wonder or the site of a historic event, millions of people each year travel from all over the world to visit these interesting places. Test your knowledge on the landmarks that draw the world's biggest crowds.

Although it ended more than a century ago, the scars of the Civil War are still with Americans today. Think you know more than the average Billy Yank or Johnny Reb about the blood and politics behind the war? Find out by taking our Civil War quiz.

Unless a vehicle is entirely electric, a combustion engine is under the hood of every car, truck and SUV, but how many people really know how one works? Do you know a spark plug from a fuel injector? Test your knowledge in our engine quiz.

When TV sets made their way into American homes in the 1940s, it marked a cultural transformation. According to the Bureau of Labor Statistics, Americans spend more than half their leisure time watching television. So what have we been watching all these years?

Everyone loves getting bumped up to first class or a room with a view and a hot tub, but these upgrades can be hard to come by. Do you know how to get hotel and airline upgrades? Take this quiz and find out!

So, you think you know your power tools? You would never confuse a disc sander with a random orbit sander, right? Show your stuff. Read our descriptions of these power tools and see if you can figure out what we're talking about.

Since its popularization during the 1990s, the Internet has become a big part of many of our lives. But it's changed a good deal since then -- has your Internet savvy kept up with its evolution?

No matter what your financial situation, it's important to start saving for retirement if you haven't already. On top of savings, retirement means your Social Security and Medicare benefits kick in, and you'll most likely want to take full advantage of those. Think you're hip to everything there is to know about retirement? Take this quiz to test your retirement savings know-how.

About 60 million years ago, something happened to wipe dinosaurs off the face of the Earth. These creatures dominated the landscape far longer than humans have been around, but many mysteries remain about their appearance, physiology and eventual extinction. So which of today's animals evolved from dinosaurs?

Are you a science fiction fan? Do you know where your towel is? Can you make the Kessel Run in less than 12 parsecs? Strap on your jetpack and grab your raygun, because it's time to see how much you really know about science fiction gadgets.

In tough economic times, we all start to look at trimming our expenses. Take the budgeting quiz to find out how savvy you are with your money and get a few money-saving tips along the way.

Apple Inc. is no mere computer company, thank you. It's a way of life. If you consider yourself a true "Apple person," take this quiz and find out how much you really know.

So, you pride yourself on math proficiency and an intimate knowledge of Wookiee mating rituals. But do you really know everything there is to know about nerd culture?

George W. Bush and Barack Obama obviously have strong differences of opinions about many, many things. But check out these quotes about economic matters -- could it be that these two aren't as far apart as we think?

From Grand Prix dirt bikes to high-end models with built-in navigation systems, motorcycles appeal to a wide range of folks. All you easy riders rev up your engines and test your knowledge with the motorcycle quiz.

The United States spends a sizable chunk of its national paycheck on debt obligations. Where is all that money going?

These days, digital cameras allow amateurs to produce stunning photos worthy of the pros. But it takes more than a fancy camera to create a great photograph. What are some photography techniques everyone should know?

Commas are notoriously tricky punctuation marks, and with good reason. So how can you know if you're using them correctly? It comes down to one question: Is it essential?

Countries around the world, collectively, have run up at least $40 trillion in debt, but some are worse off than others. Which nations have the largest slices of that massive debt pie?

Do you know the different types of computers? Take a look at our list of 10 types of computers and learn about laptops, wearable PCs and more.

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

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

The characters in "Star Trek" get to wield all kinds of high-tech gadgetry. Some of these gizmos are purely science fiction. What technologies have actually come to pass?

Bridges carry cars, trains, bikes and people across areas they couldn't otherwise traverse. These 10 may even move your soul with their engineering ingenuity and beauty. So which 10 make the cut?

How did a college dropout go on to start a world-renowned tech company and become the world's richest man in the process? The story is fraught with half-truths and myths, and we debunk five of them here.

Thanks to a booming technology industry that caters to people on the go, the comforts of home may soon take a backseat to their travel alternatives. What gadgets should you bring on your next road trip?

Over the centuries, some of the most breathtaking buildings on Earth have been restored many times. Whether repairs were needed, designs were updated or needs changed, big bucks were spent to make them happen.

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?

There may be no greater tribute to a society's ingenuity and vision than the Great Pyramid of Giza in Egypt. What other cool stuff did the ancient Egyptians invent?

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

Whether you're discovering the big city on foot and need a bite from the taco stand, or you've driven 300 miles and crave a good diner, we’ve got 10 foods made for the side of the road.

It's actually fairly rare that a car's engine suddenly stops working altogether. Usually there are warning signs to indicate engine trouble is on its way. But what are the signs?

Three things make books rare and valuable: supply, demand and condition. Most book collectors seek out works like the ones on this list because of their associations with famous authors, events and historical periods. Of course, some book lovers want them because they're really, really old.

Each September, Americans remember the document that Revolutionary War general and national assemblyman Marquis de Lafayette called "little short of a miracle." But what don't you know about the U.S. Constitution?

Thanks to the digital age, people who love the written word have more options than ever. Which apps should book lovers download to get their literary fix?

The U.S. president rakes in a salary of $400,000 and lives in a 132-room mansion. With a full-time pastry chef and private cinema at his or her disposal, the leader of the free world wants for nothing. Which of the perks are the priciest?

Whether you're frightened or fascinated by insects, you can probably agree they don't belong in your home. But how can you keep something so small from worming its way into your walls?

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.

You don't look fat in those pants. I didn't copy off his paper. She's a natural blonde. I am not a crook. Lots of us lie, but what are the biggest fibs ever told?

If you're the lone survivor of a plane crash on a deserted island or if your car breaks down on the way to grandma's, what scary medical conditions could come your way?

As housing prices rise and people become more concerned about their environmental footprints, green construction has been gaining popularity. So what are some unique, eco-friendly alternative housing ideas?

When it came to building or improving things, the ancient Romans really knew their stuff. Which cool engineering tricks did they pass along to us?

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.

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?

With extra Blitz and Tourney modes, 28 trophies, medals, achievement cups and three difficulty settings, becoming Emperor of Rome will lavish you with exhilarating rewards.

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.

Save the family farm in Farm Frenzy 3 -- American Pie, and ranch your way through the American heartland!

Imagine a sunny clearing in the woods surrounded by lush trees and a pleasant lake. Here is where you will build the wonderful town of your dreams. Use five fabulous power-ups, rotate the boards and watch as your town comes to life.

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.

With these free jigsaw puzzle games, you won't have to worry about losing a piece under the dining room table.

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!

The new puzzle classic returns with yet another twist!

This brand-new version of classic solitaire action offers an exciting new experience to those familiar with other renditions of the game.

Market your products, down to the color and style of packaging. Are you prepared to roll up your sleeves and harvest the fun? Play Fruits, Inc.!

Build a colorful fantasy world by gathering magic orbs in Dreamsdwell Stories, a fun match-three game with a twist.

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.

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?

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.

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

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.

Volcanoes are pressure valves that release energy from deep within Earth. Learn about different types of volcanoes and create your own virtual volcano with the Volcano Explorer.

As head of safari parks around the world, it's your job to show visitors the time of their life. Take care of these wildlife enthusiasts and give them an experience they will never forget as you guide past crazy monkeys, rebellious rhinos, hilarious hippos and more! Manage the day-to-day operations of the wildlife parks in 70 charming levels.