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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 Expressions That Came From the Ancient World
      history 10 Expressions That Came From the Ancient World

      If you can see the writing on the wall and know that all roads lead to Rome, you're using some expressions that are more than 2,000 years old. Where did they come from, and why have they survived?

    • 10 Common Hospital-acquired Infections
      health 10 Common Hospital-acquired Infections

      When you pack a lot of people with infections into one place, sometimes even more occur. Here are 10 that are keeping hospitals really busy.

    • 10 Mythical American Monsters
      science 10 Mythical American Monsters

      Very tall, hairy, glowing eyes – that seems to be the go-to description for a lot of mythical monsters out there, especially in America. Here are 10 to keep an eye out for.

    • 5 Ways Uber Is Really Different From a Regular Taxi
      auto 5 Ways Uber Is Really Different From a Regular Taxi

      Uber's ride-sharing service may be convenient, but it's also controversial. It can get you where you need to go, but it's definitely not the same as calling a cab.

    • 5 Realities of a Post-antibiotic World
      health 5 Realities of a Post-antibiotic World

      You know how bad guys never die in horror movies? Bacteria are rapidly becoming like that. So how do we wipe out bacteria and the resulting infections without antibiotics?

    • 10 Questions When Filing Taxes With Tip Income
      money 10 Questions When Filing Taxes With Tip Income

      There's nothing quite like the feeling of walking home with a pocketful of hard-earned tip money. But while it may feel like tax-free dough to spend as you want, you should probably know that the IRS sees things just a little bit differently.

    • 10 Things You Should Never Mix With Alcohol
      science 10 Things You Should Never Mix With Alcohol

      Juice and soda mix well with alcohol, but a few things don't mix so well. Some may just produce embarrassing moments. Others could cost you your life.

    • 10 Tips for Mapping Your Family History
      people 10 Tips for Mapping Your Family History

      You might know your immediate family and even some cousins, but what about how your genes have been traveling through time via your ancestors? What's the best way to get a handle on all that family history?

    • Top 10 Historically Pivotal Murders
      people Top 10 Historically Pivotal Murders

      Few incidents shaped the U.S. civil rights movement more than the brutal death of Emmett Till. What other murders have sent shock waves through the public psyche?

    • 10 Unique Careers You Won't Believe Exist
      money 10 Unique Careers You Won't Believe Exist

      The world is filled with an endless variety of weird and wonderful jobs that have never appeared on a career survey. Animal chiropractor for poodles (and other pets) is but one.

    • 10 Pregnancy Superstitions That Are Old Wives' Tales
      people 10 Pregnancy Superstitions That Are Old Wives' Tales

      It seems like every town has that one restaurant whose eggplant parmesan can kick-start contractions. But is a labor-inducing recipe an old wives' tale?

    • 10 Disruptive Technologies You Use Every Day
      electronics 10 Disruptive Technologies You Use Every Day

      If you're reading this, you're using a disruptive technology – one that's completely changed how we do things. In fact, you're using an assortment of these game-changers all the time.

    • 10 Tax Questions You Probably Don't Ask
      money 10 Tax Questions You Probably Don't Ask

      Sometimes when we need to do important things -- like our taxes -- fear of the unknown can cause uncertainty. Knowledge conquers all. Here are the questions you should be asking to build tax savvy.

    • 10 Fascinating Facts About Flatus
      health 10 Fascinating Facts About Flatus

      Flatulence is funny, but there's actually some pretty interesting stuff going on in your body to cause it. After reading these 10 facts, you may never look at airplane travel the same way.

    • 10 Antique Toys That Still Look Like Fun
      entertainment 10 Antique Toys That Still Look Like Fun

      Although kids have always improvised things to play with, toys, as we know them, have actually been around only for a few centuries. Some of the hoops and pedal cars of yesteryear would still be fun to play with, we think.

    • 10 Crackpot Theories About Space
      science 10 Crackpot Theories About Space

      Our knowledge of space changes all the time as new discoveries are made. But some ideas about the universe have never really held water – including the one that everything is made of frozen H2O.

    • 10 Toys So Popular They Incited Violence
      entertainment 10 Toys So Popular They Incited Violence

      Would you knock down a fellow shopper to get your hands on a toy? Here are 10 toys that inspired some heinous acts of violence in the name of spreading holiday cheer.

    • 10 Wildly Wrong Animal Stereotypes
      animals 10 Wildly Wrong Animal Stereotypes

      The world is full of cuddly koalas, loyal dogs and friendly dolphins. Or is it? Even positive animal stereotypes can be dangerous if they lead to humans making poor judgment calls.

    • 10 Things You Need to Know About Filing Taxes
      money 10 Things You Need to Know About Filing Taxes

      Do you lose sleep every tax season, afraid that you don't know the rules? Well, they do say that the best weapon against the unknown is knowledge. Why not help yourself to a good night's sleep by arming yourself with these essential tax filing tips?

    • 10 Features We Want to See in Self-driving Cars
      auto 10 Features We Want to See in Self-driving Cars

      It's arriving in bits and pieces right now, but there's a whole new world of automotive tech coming in the next decade. The future of self-driving cars has the potential to be pretty amazing.

    • Is every snowflake actually unique?
      science Is every snowflake actually unique?

      You've probably heard that no two snowflakes are alike, but can that be true? Find out how molecules of water vapor come together to form these winter wonders.

    • Do jobs that are more fun usually pay less money?
      money Do jobs that are more fun usually pay less money?

      Some jobs are fun. Some jobs pay well. But is it possible to make money doing a job that you truly love?

    • Do people really scatter loved ones' ashes in amusement parks?
      people Do people really scatter loved ones' ashes in amusement parks?

      Who wouldn't want to rest in peace in one of the happiest places on Earth? OK, spending the afterlife in an amusement park may not be for everyone, but are there people who try to send the deceased on a forever roller coaster ride?

    • Are lab animals really calmer around women?
      science Are lab animals really calmer around women?

      The plot of "The Scent of a Woman" has nothing to do with mice. But in a research lab, some say that very scent is like rodent Valium. Mouse myth or reality?

    • What's the deal with crocodile tears?
      animals What's the deal with crocodile tears?

      Just how deceitful a creature is the sharp-toothed, swimming crocodile? Any more so than the other animals inhabiting our waters? They do cry, but it has nothing to do with insincerity.

    • Do plants feel pain?
      science Do plants feel pain?

      Though they may be stuck in one place, plants have proven to possess a surprising array of capabilities. But the ability to feel pain? Scientists are learning that the possibility isn't as crazy as it sounds.

    • How much do pharmaceutical test subjects get paid?
      money How much do pharmaceutical test subjects get paid?

      There are actually people who consider participating in clinical trials their career. Is it really that lucrative to be a human test subject?

    • Why are four-leaf clovers lucky?
      people Why are four-leaf clovers lucky?

      For centuries, people have considered four-leaf clovers to be magical — whether as an aid to spot fairies or a charm to bring the bearer good luck. So what exactly makes these tiny plants so special?

    • Is glass really a liquid?
      science Is glass really a liquid?

      Whether it's checking your look in a mirror or using a smartphone, we've come to rely on glass so much that it's nearly impossible to imagine life without it. But what exactly is this remarkable material? Solid, liquid or other?

    • Is Social Security income taxable?
      money Is Social Security income taxable?

      Think your money that's stashed away in the Social Security "lockbox" will be free from the IRS when you get it back during your retirement? The answer, though somewhat complicated, may surprise (and maybe disappoint) you.

    • Are Johnny Appleseed's trees alive today?
      history Are Johnny Appleseed's trees alive today?

      Folk hero Johnny Appleseed planted apple trees across the United States during the mid-1800s. Can you actually take a bite out of history and pick an apple from one of those trees today?

    • How could Google Glass detect people's emotions?
      electronics How could Google Glass detect people's emotions?

      Imagine being able to look at people and get a heads-up display about how they're feeling. Now, software is making use of the camera in Google Glass to do just that.

    • Can two parents claim head of household?
      money Can two parents claim head of household?

      You both pay the bills. You both keep a home. You both raise the kids. Does the IRS consider you both heads of households?

    • Exactly what is a zero-day vulnerability?
      computer Exactly what is a zero-day vulnerability?

      Viruses. Malware. Spyware. Add to the seemingly ever-growing list of things we have to worry about when dealing with computers one more factor: zero-day vulnerability. So just what the heck is it, and how does it put us at risk?

    • Is your computer built to break?
      electronics Is your computer built to break?

      The old saying goes something like this: That shiny new computer you just bought is obsolete the second you take it out of the box. Well, there might be some truth to it. Our modern electronics might actually be built to break.

    • What are the advantages of e-filing your tax return?
      money What are the advantages of e-filing your tax return?

      You've always filed your taxes the old-fashioned way — through the mail — but you're giving serious thought to joining the 21st century and e-filing your tax return. Will this new way of filing prove to be the better way?

    • What's a disruptive technology?
      electronics What's a disruptive technology?

      Are you a fan of a certain kind of product or gadget? Well, don't get too attached to it. There's probably a disruptive technology on the horizon that will send that gadget to the dustbin of history.

    • Who was James Webb?
      science Who was James Webb?

      He was responsible for some of humanity's greatest achievements, and his name now graces a massive NASA project. But how did a law degree lead to being a space pioneer?

    • Which is worse: being drunk or being sleep-deprived?
      auto Which is worse: being drunk or being sleep-deprived?

      Few would argue that being sleep-deprived is more fun than being drunk. But when it comes to functioning and not fun, which condition messes you up more?

    • How much does light weigh?
      science How much does light weigh?

      Seven ounces a ray! No, that's a lie. Measuring the weight of light is not as straightforward as that. So what's the more complicated explanation?

    • Lamborghini Pictures
      auto Lamborghini Pictures

      Our Lamborghini image gallery showcases some of Lamborghini's most amazing car line-ups. Check out these pictures of Lamborghini's fastest and most exotic cars in this image gallery.

    • 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.

    • Top 10 Breakfasts for Beautiful Skin
      health Top 10 Breakfasts for Beautiful Skin

      Breakfasts foods can be great for your skin. They're delicious and rich in wrinkle-fighting nutrients. Whip up these AM foods for healthy skin.

    • Skydiving Pictures
      adventure Skydiving Pictures

      Who would jump out of a plane intentionally? Hundreds of thousands of people, and they do it millions of times every year. See what it's like to be at gravity's mercy, with only a sheet of nylon to save you.

    • Brain Pictures
      health Brain Pictures

      What does your brain really look like? It depends on how it's imaged. Take a look at all the different ways we can view the human brain.

    • Beijing Pictures
      adventure Beijing Pictures

      China's capital city, Beijing's famous sites blend the ancient with the modern. See some of Beijing's most scenic and fascinating features.

    • Tree Pictures
      home Tree Pictures

      These tree pictures will allow you to stroll through the world of walnuts, maples, redwoods and more.

    • Annual Flowers Image Gallery
      home Annual Flowers Image Gallery

      Annuals are primed to germinate quickly when conditions are right, grow speedily, and then make loads of flowers, fruits, roots and seeds. Learn all about annual flowers by checking out this annual flower pictures image gallery. You may get some ideas.

    • Essential Gadget Pictures
      electronics Essential Gadget Pictures

      Do you have a smartphone? How about a digital camera? A portable music player? We bet you'll be surprised by how many of these 'essential' gadgets you actually own. Take a look and see whether yours made the list, or if we omitted any of your favorites.

    • Men's Health Pictures
      health Men's Health Pictures

      Take a look at men's health pictures and get health tips for men of all ages. Learn how to stay fit, healthy and active with men's health pictures.

    • Classic Toys & Games
      entertainment Classic Toys & Games

      The Slinky and Play-Doh have been popular with children generation after generation. This collection of pictures shows these and other popular children's toys throughout the years.

    • 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?

    • Superhero Pictures
      entertainment Superhero Pictures

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

    • Home Design Pictures
      home Home Design Pictures

      Home design is as varied as the people who come up with the blueprints. From the zeroHouse to houseboats, dive into the exhilarating topic of home design in this image gallery.

    • Foods for Beautiful Skin Pictures
      health Foods for Beautiful Skin Pictures

      What you eat can make a big difference in your health and appearance. See these pictures to learn about foods that are great for your skin.

    • Image Gallery: Incredible Homes of the Future
      home Image Gallery: Incredible Homes of the Future

      Houses today are built by construction crews and can take months. In the future, houses could be built in a day by robotic technology. Check out our Incredible Homes of the Future pictures!

    • UFO Pictures
      science UFO Pictures

      Do you believe in aliens? If you do, you certainly aren't alone. Stories of flying saucers abducting people and planes have existed since the dawn of flight. See whether you think these pictures scream Photoshop or for real.

    • 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.

    • Turbocharger Pictures
      auto Turbocharger Pictures

      Turbochargers increase engine performance without adding much weight. Check out this image gallery to see pictures of how they do it.

    • Step-by-step Guide to Building a Barbecue Pit
      recipes Step-by-step Guide to Building a Barbecue Pit

      Have you ever wanted to build your own barbeque pit? These building a barbecue pit pictures will show you the steps for constructing a barbecue pit.

    • Diesel Engine Pictures
      auto Diesel Engine Pictures

      When you hear the word "diesel" you probably imagine something along the lines of a Mack truck. But what do powerful diesel engines actually look like? Check out this image gallery to see the cutting-edge diesel engines in development today.

    • Popular Web Site Pictures
      computer Popular Web Site Pictures

      Sure, you consider yourself the king of the Interwebs, but we bet you aren’t familiar with all of the sites that made our gallery. Or are you? Guess there's only one way to find out.

    • Cell Phone Tower Pictures
      electronics Cell Phone Tower Pictures

      A cell-phone tower is typically a steel pole or lattice structure that rises hundreds of feet into the air. Take a look at these pictures to learn more how cell phone towers work.

    • King Arthur Pictures
      history King Arthur Pictures

      King Arthur pictures at HowStuffWorks show illustrations and historical depictions of King Arthur and Camelot. Take a look at pictures of King Arthur.

    • Boxed Food Pictures
      recipes Boxed Food Pictures

      How many famous prepackaged foods do you consume in a day? Spam, Twinkies and Wheaties are just a few of our favorites. Check out these pictures of delicious boxed foods.

    • Enduring Voices: The Extinct Languages Quiz
      people Enduring Voices: The Extinct Languages Quiz

      Dead languages are more than words lost to the ages. They represent entire cultures, civilizations and peoples' history struggles to remember. See how much you know about long-departed dialects and those that are still in danger of extinction.

    • Cities, Interrupted: The Lost Civilizations Quiz
      history Cities, Interrupted: The Lost Civilizations Quiz

      Studying lost civilizations is about more than marveling at pyramids or ancient architecture -- it's an opportunity to learn what kinds of things can bring a once great empire to its knees. How much do you know about some of history's lost cultures?

    • Tax Time: Can you really deduct that?
      money Tax Time: Can you really deduct that?

      Before you get too creative with your income tax deductions, take our quiz to see what's kosher and what will land you in the "audit" pile at the U.S. IRS.

    • Shaken, Not Stirred: The Mixology Quiz
      recipes Shaken, Not Stirred: The Mixology Quiz

      Think you know what it takes to craft your favorite concoctions? Take our mixology quiz to find out!

    • Are you a cheese whiz?
      recipes Are you a cheese whiz?

      Do you know a lot about cheese? Good for you, I guess. The rest of us can test our knowledge about the more solid dairy here. You'll all be rewarded with a cube of cheddar.

    • Test Your Knowledge: Scientific Name or Gibberish?
      science Test Your Knowledge: Scientific Name or Gibberish?

      Most of us think of scientific names as the nonsense we scan right over when reading textbooks. But you're missing out on a world of fun. Take this quiz to discover some truly entertaining scientific names.

    • Truth or Tin Foil? A Conspiracy Quiz
      people Truth or Tin Foil? A Conspiracy Quiz

      Take our conspiracy quiz to see how much you know about some of history's most mind-blowing examples of trickery, schemes and subterfuge.

    • The Buffy Big Bad Quiz
      people The Buffy Big Bad Quiz

      You may be a fan of "Buffy the Vampire Slayer," but how deep is your knowledge of Slayer foes? Get out your wooden stake and battle these questions.

    • Who Said It: Tywin Lannister or Sun Tzu?
      people Who Said It: Tywin Lannister or Sun Tzu?

      One of the most powerful lords in Westeros, Tywin Lannister is calculating and ruthless. Sun Tzu, the Chinese military general, wrote "The Art of War," which continues to influence culture today. Can you tell which commander said which quote?

    • How much do you know about the LHC?
      science How much do you know about the LHC?

      Don't know your elbow from your accelerator? Don't be put off. Our Large Hadron Collider quiz isn't for experts only. Learn a little about the particle accelerator and what it does with our LHC quiz.

    • Hear Ye, Hear Ye! A Medieval Science Quiz
      science Hear Ye, Hear Ye! A Medieval Science Quiz

      Did anything vaguely scientific happen in the Middle Ages? Take this quiz to learn how we got through a dark period of history while trying to figure out how the sun was revolving around us, anyway.

    • Who Sang It: The Rolling Stones or The Beatles?
      entertainment Who Sang It: The Rolling Stones or The Beatles?

      You may think you know your British rock bands, but let's see how deep that knowledge really goes. We dug deep for some Stones and Beatles lyrics. Can you tell if it's the Fab Four or Jagger and friends? Pull out your vinyl and test your musical memory!

    • To DIY or Not DIY: Dental Instruments Quiz
      health To DIY or Not DIY: Dental Instruments Quiz

      Going to the dentist can be a nerve-wracking and expensive experience. But should you ever fix your teeth yourself instead of visiting the dentist? Test your knowledge of the ins and outs of DIY dental tools.

    • Are you a subatomic superstar?
      science Are you a subatomic superstar?

      If you're thinking, "Uh-oh, I know very little about subatomic particles," don't just click away in a panic. Learn more about our subatomic particle pals with this quiz, and then use your know-how to impress others.

    • Real Slogan or Random Gibberish?
      money Real Slogan or Random Gibberish?

      This quiz wouldn't be half as fun if it only included the good slogans. Try your hand at guessing the almost-incomprehensibly bad taglines and the ugly truth behind some of our favorites.

    • Life Aboard the International Space Station Quiz
      science Life Aboard the International Space Station Quiz

      Ever wanted to know what it was like to be astronaut Mike Dexter? Take this quiz to test how well you'd do in microgravity.

    • Which is cleaner?
      home Which is cleaner?

      Such a filthy mind. Test your knowledge of what is covered in filth and what is spick-and-span (or at least less covered in filth) when you take this quiz. Be prepared to carry hand sanitizer everywhere you go for days after you've completed it.

    • Are you a bacon sensei?
      recipes Are you a bacon sensei?

      Do you always boast to friends and family that you actually know the most about bacon? Back up your bacon bragging rights by answering these 20 questions about the most delicious porcine treat.

    • Name That '90s Grunge Band
      entertainment Name That '90s Grunge Band

      Whether you grew up worshipping Kurt or stomped through Seattle in Docs with Eddie, this quiz will take you back to the days of heroin-chic style and tortured songwriting. Nobody here will judge your ratty flannel, so wear it with pride when you take our ultimate grunge band quiz.

    • How does fat leave the body when you lose weight?
      shows How does fat leave the body when you lose weight?

      As these exercise videos illustrate, popular culture is obsessed with burning weight. But how does all that fat leave the body? The scientific answer may surprise you.

    • 5 Ways to Stop a Killer Asteroid
      science 5 Ways to Stop a Killer Asteroid

      From nuclear weapons to gas eruptions, what will be the most reliable method for saving the planet from a killer asteroid?

    • How do words get added to the dictionary?
      shows How do words get added to the dictionary?

      It's true: All words were made up at some point. But could you really invent your own words and make them an official part of the English language? (Spoiler: yes.)

    • 5 Reasons Women Make Less Money Than Men
      shows 5 Reasons Women Make Less Money Than Men

      Mythbusting the myth of the gender wage gap.

    • 5 Animals With Superpowers
      animals 5 Animals With Superpowers

      Some animals have superpowers seemingly straight out of a comic book!

    • Could we ever build a real lightsaber?
      shows Could we ever build a real lightsaber?

      Whether you’re a fan of the new lightsaber or you think it’s goofy, I’m sure we’d all love to get our hands on a real-life version of this Jedi broadsword. But is such a thing even possible?

    • Top 10 Mind-Blowers: Babies and Toddlers
      shows Top 10 Mind-Blowers: Babies and Toddlers

      Babies and toddlers are strange, alien beings in many ways. Get to know these larval humans through 10 of their more amazing attributes.

    • What if the moon disappeared?
      shows What if the moon disappeared?

      Without the moon, how would Earth's environment be affected? Would we survive?

    • Vintage Cars | 1942 L'Oeuf Électrique
      auto Vintage Cars | 1942 L'Oeuf Électrique

      Join Scott Benjamin as he interviews Sarah Schleuning, the High Museum Curator of Decorative Arts, who tells us all about the Dream Cars exhibit as well as her favorite car, the 1942 L'Oeuf Électrique.

    • What causes red eye in photos?
      shows What causes red eye in photos?

      How can a camera's flash make your eyes glow red? Tune in to learn how it works -- and how to prevent it.

    • Can water respond to emotion?
      shows Can water respond to emotion?

      Can water be conscious? Discover why water is one of our favorite substances to project our emotions onto.

    • Creating objects on demand with programmable matter
      shows Creating objects on demand with programmable matter

      What if you could fax someone a real, three-dimensional object? The solution might come in the form of programmable matter - a material that takes on predetermined shapes and can change its configuration on demand.

    • Why do we put diamonds on engagement rings?
      shows Why do we put diamonds on engagement rings?

      The tradition of diamond engagement rings is actually less than 100 years old. How did it become so popular in such a short time?

    • 6 Surprising Banned Books
      entertainment 6 Surprising Banned Books

      Many books throughout history have been banned for their "questionable content," but these 6 will really surprise you.

    • How do birds know where to go when they migrate?
      shows How do birds know where to go when they migrate?

      Birds can travels thousands of miles between their summer and winter homes. Why don’t they get lost? Their secret is a sixth sense: magnetoreception.

    • Exotic Cars | Ferrari
      auto Exotic Cars | Ferrari

      The Caffeine and Exotics car show is a monthly gathering of nearly 200 of Atlanta's finest exotic street machines. Join Scott and Ben as they take a closer look at the Ferrari marque.

    • Have Poop Ball, Will Travel
      shows Have Poop Ball, Will Travel

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Fix it or Ditch it: Is it Time to Replace Your Ride?
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