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Today's Mind-blower
10 Spin-off TV Shows That Made It Big

Spin-offs can make it big (hello, "Frasier"). Sometimes they don't (we loved you on "Friends," "Joey"). These 10 were huge — sometimes bigger than the original show.

    • 10 Obscene Hand Gestures From Around the World
      people 10 Obscene Hand Gestures From Around the World

      A friendly gesture in one country might be a highly insulting one in another. Here are 10 rude gestures that you'd better be sure you're using correctly before trying them out.

    • How fast does a fart travel?
      health How fast does a fart travel?

      We all pass gas, but not all of us like to talk about it — or study it to figure out how quickly it travels out of the body.

    • 10 Tips From Happy People
      science 10 Tips From Happy People

      Do you remember what it was like to feel that happy as a kid, when life was less complicated? If not, these 10 tips might get you grinning again. C'mon. Turn that frown upside down.

    • What if insects disappeared from the planet?
      science What if insects disappeared from the planet?

      If you've found yourself screeching while a bug scuttled through your kitchen, you're not alone. But we need bugs more than they need us.

    • 10 Wacky Birthday Superstitions
      people 10 Wacky Birthday Superstitions

      Ah, birthdays: a chance to celebrate with friends and family and ring in years of good fortune ahead. But if you're a little on the superstitious side, here are some things to avoid so that the coming year doesn't bring any unpleasant surprises.

    • 10 Surprising Things Animals Do With Their Babies
      animals 10 Surprising Things Animals Do With Their Babies

      One bird parent flies for miles, dunks itself in water and returns the nest to let babies actually suck the water from its feathers. Another turns a blind eye to sibling shenanigans that can turn deadly. Can you name these animal parents?

    • 10 Foods You Should Never Eat Raw
      health 10 Foods You Should Never Eat Raw

      It's not just about what tastes good or is tough to chew – some foods are harmless when cooked, but when eaten raw or improperly prepared can make you sick or even kill you.

    • Why don't women have Adam's apples?
      health Why don't women have Adam's apples?

      One of the world's most enduring questions – besides "why do men have nipples?" – is "why don't women have Adam's apples?" The answer isn't as simple as you might think.

    • 10 Highest-paid TV Actors of All Time
      entertainment 10 Highest-paid TV Actors of All Time

      Cha-ching! Talk about cashing in. Most TV actors are well paid, and then there are these TV actors. Their comedies may have had us in stitches, but they were the ones laughing — all the way to the bank.

    • 10 Superstitions That Are Actually Spot-on
      people 10 Superstitions That Are Actually Spot-on

      Superstitions come in all shapes and sizes. On the credibility scale, it's unlikely that stepping on a crack will break your mother's back or that your soul will escape when you sneeze, but some superstitions might actually have a basis in reality.

    • 5 Diseases That Don’t Spread the Way We Used to Think
      health 5 Diseases That Don’t Spread the Way We Used to Think

      The cause of bubonic plague was a mystery until the 1890s, but that's not the only disease we've been confused about over the years. Which other illnesses have we gotten wrong?

    • BrainStuff: How Wiretapping Works
      shows BrainStuff: How Wiretapping Works

      It’s surprisingly easy to listen to private conversations if you know how to hack satellites, bug devices or tap a phone line.

    • Does alcohol affect creativity?
      health Does alcohol affect creativity?

      We can all name a great musician, writer or actor who's struggled with alcohol abuse. Just how linked are creative genius and a good cocktail?

    • What if Earth's core cooled down?
      science What if Earth's core cooled down?

      The core of our planet is about as hot as the sun. Here's why we should all hope that it stays that way.

    • Where does earwax come from?
      health Where does earwax come from?

      Earwax might seem like just another gross bodily substance, but it serves a very important function in the health of your ear canal.

    • BrainStuff: How do erasers erase?
      shows BrainStuff: How do erasers erase?

      Erasers lift our mistakes right off the page, but it's not magic - it's the microscopic physics of stickiness.

    • 10 Strange Phobias
      health 10 Strange Phobias

      If you've seen Stephen King's "It" and developed a fear of clowns, you're not alone. With 9 percent of Americans suffering from phobias, your clown avoidance is just the tip of the iceberg. So what else has 20 million of us shaking in our boots?

    • 10 Differences Between Moonshining and Homebrewing
      science 10 Differences Between Moonshining and Homebrewing

      After the success of craft breweries, it was perhaps inevitable that moonshine would get its own day in the sun. But while you can make both beer and whiskey at home, there are some major differences between them – starting with legality.

    • What if the average human life span was 100?
      science What if the average human life span was 100?

      The reasons behind our lengthening lives may surprise you. (Hint: Babies are key.) But how would society have to adjust if we all lived for a century?

    • Do microwaves kill nutrients in food?
      recipes Do microwaves kill nutrients in food?

      They take leftovers from frigid to sizzling in minutes. But is the microwave oven too good to be true? Some say it takes more than the flavor out of your food.

    • Is grass-fed beef better for you?
      recipes Is grass-fed beef better for you?

      We all know a healthy diet is the key to good health. One diet buster is red meat, which is full of fat. But what about grass-fed beef? Is it better?

    • Why is baby poop so smelly?
      health Why is baby poop so smelly?

      Tiny little babies are so sweet and cuddly. That is until you have to change their poopy diaper. What in the world is it that makes their poop so foul?

    • The Most Embarrassing Moments in the History of Science Quiz
      science The Most Embarrassing Moments in the History of Science Quiz

      What? Scientists get things wrong? We know. It’s shocking to hear, but science isn’t always an exact science. Mistakes do happen -- and they often lead to great scientific discoveries. So, grab your safety glasses and see if you can identify the most embarrassing scientific moments ever.

    • 10 Weird Facts About Lobsters
      animals 10 Weird Facts About Lobsters

      Do you think much about the lobster before you crack it open and dip it in butter? These humble animals have some very odd habits. For one thing, they pee out of their faces.

    • 10 Action Films That Changed Everything
      entertainment 10 Action Films That Changed Everything

      Explosions! Car chases! Shootouts! Action films regularly burst from the screen with stunts and pyrotechnics, but we think a few have led the way, guns ablazing. Did your favorite make the list?

    • 10 British TV Shows That Crossed the Pond
      entertainment 10 British TV Shows That Crossed the Pond

      American television networks have adapted British shows left and right. But a number of original British programs – er, make that programmes – have become hits with U.S. audiences, no translation necessary.

    • 10 Off-label Uses of Antidepressants
      health 10 Off-label Uses of Antidepressants

      There's an assortment of medications on the market to treat depression. But many of them are also effective for managing other health issues.

    • 10 Unbelievable Toy Stores Around the World
      entertainment 10 Unbelievable Toy Stores Around the World

      Pretty much any toy store is awesome -- especially if you're a kid. But when it comes to making your wildest dreams come true, these 10 take the cake, for children and adults.

    • 10 Amazing Product Tester Jobs
      money 10 Amazing Product Tester Jobs

      Want to make money playing video games? Or earn a living eating food or wearing shoes? It's possible if you become a product tester. Check out these 10 cool product tester jobs.

    • 10 Worst Breaches of Facebook Etiquette
      people 10 Worst Breaches of Facebook Etiquette

      Do you regularly post pictures of your dinner? Update the world on your daily workout? Write cryptic messages guaranteed to elicit sympathy? You, my friend, need a refresher course in Facebook etiquette.

    • 10 Insects We Love to Study
      animals 10 Insects We Love to Study

      They're found in stupendous numbers, they don't take up much lab space and they have an awful lot to teach us about the world and its residents. Meet 10 of the insects we just can't stop studying.

    • 10 Office Etiquette Rules You Wish Your Boss Would Follow
      people 10 Office Etiquette Rules You Wish Your Boss Would Follow

      We've all had a boss who didn't act very boss-like. While you're busy hustling, he's busy breaking every etiquette rule in the book. Wouldn't it be nice if your boss got some office savoir faire? Here's a start.

    • 10 Tips to Get You Through a Trip to the ER
      health 10 Tips to Get You Through a Trip to the ER

      Accidents happen. Severe illness arrives unannounced. You have no other choice than to head to the emergency room for treatment. How can you make the process as smooth as possible?

    • 10 Concert Etiquette Rules That 'Freebird' Guy Isn't Following
      people 10 Concert Etiquette Rules That 'Freebird' Guy Isn't Following

      We've all seen that guy. You know, the one screaming out song requests, heckling the band and shoving his way through the crowd. He's the worst! Luckily, he can get his act together by following the 10 commandments of concertgoing.

    • 10 People Who Survived the Impossible
      adventure 10 People Who Survived the Impossible

      The will to survive is ingrained in all of us, but some have had that will tested to the extremes. What would you do to stay alive if you were stranded in the desert or thrown overboard at sea? Find out what these 10 people did.

    • 10 Weird Wearables That Monitor Your Health
      electronics 10 Weird Wearables That Monitor Your Health

      The hottest wearable tech market is the health care market, because a lot of these gadgets can really improve lives. Some of the gadgets are ingenious. Others are just wacky.

    • 10 Etiquette Rules Nobody Follows Anymore
      people 10 Etiquette Rules Nobody Follows Anymore

      It used to be considered tacky to wear white for your second wedding or to throw your own birthday party. While these things are now thankfully OK, other customs — like promptly RSVPing and not bragging about money — need to be revived.

    • 10 Toys to Improve Your Next Water Balloon Fight
      entertainment 10 Toys to Improve Your Next Water Balloon Fight

      Think there aren't ways you can make your next water balloon fight even more epic? Think again. These 10 toys are here to prove you wrong!

    • 10 Etiquette Rules That Are Good for Your Health
      people 10 Etiquette Rules That Are Good for Your Health

      We tend to think of etiquette rules as stuffy Victorian-era holdovers. Plenty of guidelines, however, not only help society run smoothly — they keep its members healthy!

    • 10 Careers Where You Can Eat for a Living
      money 10 Careers Where You Can Eat for a Living

      You love to eat, and you need to money to live. Doing the former to make the latter seems like an unachievable dream, right? Not necessarily! Here are 10 potential paths to fulfillment.

    • 10 Historical Robots
      science 10 Historical Robots

      We think of robots as modern inventions, or maybe even retro creations meant to realize futuristic visions. But automata go back – way back – into history.

    • 10 of the Most Binge-watched TV Shows
      entertainment 10 of the Most Binge-watched TV Shows

      Slowly put down the remote control, and back away from the TV. Walter White will still be there when you get back. If this sounds like you, don't worry: 91 percent of people binge-watch their favorite shows. And these are some of the best for it.

    • 10 Online Business Ideas That Never Took Off
      money 10 Online Business Ideas That Never Took Off

      Some dot-coms were flat-out terrible ideas, while others were simply ahead of their time. What's the story behind these online companies with real-world failures?

    • 5 Ways You Still Can't Get Ebola
      health 5 Ways You Still Can't Get Ebola

      You may not know how to pull on personal protection equipment like a health care pro, but we bet you've learned a lot about Ebola and its transmission since it hit the news. Or have you?

    • 10 Surprisingly Canceled TV Shows
      entertainment 10 Surprisingly Canceled TV Shows

      Did you know the original "Star Trek" was canceled after just three seasons? In fact, there's no shortage of other popular TV shows that got similar treatment and were nixed by their networks, despite fan loyalty and sometimes super-high ratings.

    • 10 Jobs That Will Take You on Wild Adventures
      money 10 Jobs That Will Take You on Wild Adventures

      Spend all of your time at a 9-to-5 job dreaming of adventure? Then maybe it's time you start checking out our list of 10 jobs that will get you out of the office and into something unforgettable.

    • 10 Toys That Became Million-Dollar Franchises
      entertainment 10 Toys That Became Million-Dollar Franchises

      These 10 toys were once just a vision of their makers. Today they're multi-million-dollar -- in some cases billion-dollar! -- money makers. See which ones bring in the most cash.

    • 10 Strange Buildings Where You Can Spend the Night
      adventure 10 Strange Buildings Where You Can Spend the Night

      From murder sites to a building shaped like one of your body's major organs, these rooms for rent deliver way more than free WiFi. You'll never believe all the weird and wonderful places you can bed down.

    • 10 Cult TV Hits that Originally Flopped
      people 10 Cult TV Hits that Originally Flopped

      Have you ever invested hours and hours of watching a TV show, only to see it get canceled? Don't worry -- you're not alone. We've got 10 TV cult hits that had a tough time getting viewers in front of the tube.

    • 20 Healthiest Foods Pictures
      health 20 Healthiest Foods Pictures

      What are the world's healthiest foods? These nutrient-packed items should be part of every day diet. Try our 20 healthiest foods!

    • Protesting Pictures
      people Protesting Pictures

      Protesting is one way some people fight for change. See pictures of protests and learn more about this form of activism.

    • Hummingbird Pictures
      animals Hummingbird Pictures

      Hummingbirds are a small American bird that makes a humming noise with its rapidly moving wings. There are about 300 species, mostly tropical. Check out the variety of colorful hummingbirds in this gallery.

    • 10 Biggest Bugs on Earth
      animals 10 Biggest Bugs on Earth

      Want a good scare? Check out these pictures of the biggest bugs on our planet!

    • Celebrity Fashion Disasters Pictures
      lifestyle Celebrity Fashion Disasters Pictures

      There's not too much we enjoy more than a good old-fashioned celebrity fashion disaster. So, for your voyeuristic entertainment, we've rounded up a list of the top 10 most heinous celebrity disasters of all time.

    • TV Evolution Pictures
      electronics TV Evolution Pictures

      TVs have come a long way since the early days. Tune in to see how televisions have evolved from the clunky sets of the 1940s to today’s streamlined, Internet-accessing units.

    • High Anxiety Pictures
      health High Anxiety Pictures

      Millions across the world are affected by mental disorders. Whether they affect a loved one or a co-worker, mental disorders touch the lives of countless millions. This gallery will show which disorders are the most prevalent.

    • Alligator Pictures
      animals Alligator Pictures

      Alligators have been around for millions of years, and they are about as close as humans will ever get to seeing a living dinosaur. This image gallery will give you a glimpse into this archaic reptile's various life stages.

    • The World's Most Beautiful Skylines
      adventure The World's Most Beautiful Skylines

      Can the ultra-modern skyscrapers, congested roadways and bright lights characteristic of today's concrete jungles be attractive? Absolutely! See some of the most beautiful skylines the modern world has to offer.

    • Greek Philosopher Pictures
      history Greek Philosopher Pictures

      In addition to their great monuments of architecture, the Greeks left an impressive legacy of ideas. Learn about the lives of Socrates, Plato, Aristotle, and other great thinkers of ancient Greece.

    • Beach Pictures
      adventure Beach Pictures

      Whether you're looking for relaxation or exhilaration, a coastal getaway can meet your needs. From Bali to Cali, act like a globetrotter and take a look at some of the world's most beautiful beaches.

    • Music Festival Pictures
      entertainment Music Festival Pictures

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

    • Quantum Physics Pictures
      science Quantum Physics Pictures

      Quantum physics is a term that's interchangeable with "quantum mechanics." It deals with matter and energy at the smallest scale available: the atomic and subatomic realms. Take a look at these quantum physics pictures.

    • 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.

    • Human Senses Pictures
      health Human Senses Pictures

      Your senses help you navigate through the world more than you might realize. And what about ESP? These pictures take you through the world of senses from your nose and the inside of your ear to the exploration of mind reading.

    • American Politics in Souvenirs and Slogans
      people American Politics in Souvenirs and Slogans

      Come convention time, you’ll see attendees sporting head-to-toe political regalia. What’s the history of these tiny statement-makers, and which campaign tchotchkes make plain old buttons look dull?

    • Emotion Pictures
      science Emotion Pictures

      Laugh and the world laughs with you, the saying goes. In our image gallery, experience the range of human emotions from around the world.

    • Big Cat Pictures
      animals Big Cat Pictures

      This big cat image gallery shows you a wide variety of these carnivorous felines. From the well-known tiger and lion to the lesser-known serval and margay, learn about these big cats and their relatives.

    • Famous Historical Couples
      history Famous Historical Couples

      When these men and women weren't composing poetry, combating the Great Depression or committing mass genocide, they were sharing their lives with their equally famous other halves. They may be revered (or reviled) for the deeds that secured their presence in history books and pop culture, but they were also loved.

    • Waterfall Pictures
      science Waterfall Pictures

      Huge walls of cascading water never cease to capture our attention with their majesty. Ready to marvel at nature? Check out some of the most beautiful waterfalls in the world.

    • 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.

    • Everything I Need to Know About Parenting I Learned From TV
      lifestyle Everything I Need to Know About Parenting I Learned From TV

      Anyone who grew up watching the tube learned a thing or two about what it takes to be a parent from these fictional moms and dads. Check out this gallery of things we learned about parenting from TV.

    • Most Humiliating Political Flubs in History
      people Most Humiliating Political Flubs in History

      Being in the celebrity spotlight can be grueling, but being in the political spotlight is arguably even tougher. It’s one thing when a starlet acts foolishly or loses her decorum, but it’s something else entirely when you’re an official who’s supposed to be leading a nation. Which of these missteps was worst?

    • 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.

    • Amazing Animals: Dinosaur Quiz
      animals Amazing Animals: Dinosaur Quiz

      About 60 million years ago, something happened to wipe dinosaurs off the face of 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?

    • Gentrification Quiz
      money Gentrification Quiz

      There goes the neighborhood. When wealthy interlopers start building luxury condos and juice bars in formerly gritty and eclectic neighborhoods, tensions can get high. Test your knowledge of the gentrification process with this quiz.

    • Disciplining Your Kids While on Vacation
      lifestyle Disciplining Your Kids While on Vacation

      Disciplining your children is no picnic, especially when you're on vacation and in need of some relaxation. Take this quiz to see how well you're going to do next time you hit the road with the family in tow.

    • Big families, big bills: Can you save money big time?
      money Big families, big bills: Can you save money big time?

      Big families have big expenses. With lots of mouths to feed and bodies to clothe, bills can pile up and escalate easily. But they don't have to. Take our quiz to see how a large brood can live on a budget.

    • Bite Me! Ultimate Tooth Development Quiz
      lifestyle Bite Me! Ultimate Tooth Development Quiz

      We take for granted that we'll have all our teeth for our whole lives, but do you know how these essential tools formed? From our first baby tooth to our molars and wisdom teeth, take a bite out of this quiz to see how much you know about your chompers.

    • Fact or Fiction: Summer Skin Care
      health Fact or Fiction: Summer Skin Care

      Summer skin care is all about sunscreen, sunscreen, sunscreen. But beyond sun protection, what skin-care habits do we need to change in the summer months? This quiz will give you some handy tips on how to keep your skin looking its best.

    • Fact or Fiction: Strange Aphrodisiacs
      recipes Fact or Fiction: Strange Aphrodisiacs

      The U.S. Food and Drug Administration might not love the idea of aphrodisiacs, but that hasn't stopped plenty of people from trying to use certain foods to spice up their love lives. Take this quiz to see if you know which foods are purported to intensify sexual desire and set the stage for a wild night or some afternoon delight.

    • Fried Chicken, Grits and Oysters: Ultimate Deep South Food Quiz
      recipes Fried Chicken, Grits and Oysters: Ultimate Deep South Food Quiz

      From the coast to the mountains, swamps to fields, every place has its own little twist on traditional Southern cooking. Take our quiz to see how much you know the area's distinctive food flavors and traditions.

    • Beauty in a Bag: What should you pack for your destination wedding?
      lifestyle Beauty in a Bag: What should you pack for your destination wedding?

      Destination weddings are great -- until you're standing on a remote beach, minutes away from saying "I do" and you realize you forgot to pack your favorite lipstick. Take our quiz to find out if you know what beauty essentials you should take with you to your destination wedding.

    • Food Fun: Fast Food Quiz
      recipes Food Fun: Fast Food Quiz

      Of course you realize just how unhealthy fast food can be, but do you know exactly how many calories were in that Double Six Dollar Burger you just ate? Find out that number and lots more in our fast-food quiz.

    • Calling It Quits: The Achy-breaky Breakup Quiz
      people Calling It Quits: The Achy-breaky Breakup Quiz

      Adults commonly rate relationship breakups as some of the most traumatic events of their lives, casting them from heights of euphoric love into the emotional doldrums. But guess what's one of the best ways to ease the post-relationship blues? Distracting the brain from revisiting old love. How is that possible? By taking this Breakup Quiz, of course.

    • Real Princess or Disney Princess?
      lifestyle Real Princess or Disney Princess?

      The Disney Princess franchise is big business -- sales grew from $300 million in 2001 to $3 billion in 2006 -- easily competing with the fortune power of real-life princesses. But how easy is it to tell the Disney Princesses from their nonfictional counterparts?

    • Puppies and Goslings and Lambs, Oh My! The Baby Animals Quiz
      animals Puppies and Goslings and Lambs, Oh My! The Baby Animals Quiz

      Are you ready to overdose on adorable animal trivia? And we’re not talking just any adorable animals -- we’re talking about fuzzy-wuzzy baby animals. How much do you know about their names, care, habits and literary counterparts?

    • Quiz: What goes on in your brain when you're attracted to someone?
      science Quiz: What goes on in your brain when you're attracted to someone?

      The beginning stage of romance, when you're attracted to someone and can't get thoughts of him or her out of your head, is a roller coaster of emotion. But how much do you really know about the science of attraction and new love? We'll find out in this quiz.

    • 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.

    • Nice move, smarty pants! The Great Smart People/Dumb Things Quiz
      science Nice move, smarty pants! The Great Smart People/Dumb Things Quiz

      Book smarts don't equal street smarts, and public figures that we consider super savvy are just as capable of pulling spectacularly bad moves as the rest of us. Want to test your own smarts? Take our quiz!

    • How much do you know about famous riots?
      people How much do you know about famous riots?

      Sure, you've never thrown a brick through a window or knocked over a car, but you just might be an expert on riots. That's because world history is full of these notable events, in which people turn their rage and angst about the world into violence. Find out how much you know about the details of some of the most famous riots of the past with this quiz.

    • Group X or Group Sex: What defines asexuality?
      health Group X or Group Sex: What defines asexuality?

      Although it might be hard to perceive of sex being a moot point, a mere mechanical operation meant for reproduction, self-identified asexuals assure that it's a reality. Test your knowledge of life sans sex with this asexuality quiz.

    • Amazing Animals: Shark Attack Quiz
      animals Amazing Animals: Shark Attack Quiz

      Many shark attacks, while deadly, are mistakes. So why do sharks attack humans? And how can you avoid being mistaken for prey next time you're at the beach?

    • Quiz: What do we owe to TV?
      people Quiz: What do we owe to TV?

      Television has a powerful influence on the modern world. Catchy jingles, TV dinners and phrases we use often all owe a debt to TV. Take our quiz and test your knowledge of some of the most widespread TV-influenced parts of pop culture!

    • Car Smarts: The Aptera Hybrid
      auto Car Smarts: The Aptera Hybrid

      The Aptera Hybrid prototype looks a little strange, but this three-wheeled vehicle promises astounding fuel efficiency. Do you know how it works? Take the Aptera Hybrid Quiz and find out.

    • Wild World: Disappearing Lake Quiz
      science Wild World: Disappearing Lake Quiz

      A lake in South America suddenly disappeared and left scientists wondering where all the water went. Is it possible that a lake can abruptly vanish? And if so, what are the causes behind this watery mystery?

    • Wild World: Crystal Skull Quiz
      science Wild World: Crystal Skull Quiz

      To some people, a crystal skull is simply an object carved from quartz crystal in the shape of a human skull. But to those that believe in the supernatural and the occult, they represent doom and destruction, hope and healing, or even a view into the past, present and future.

    • Car Smarts: Engines
      auto Car Smarts: Engines

      It's under the hood of every car, truck and SUV (unless the vehicle is electric), but how many people really know how an engine works? Do you know a spark plug from a fuel injector? Test your auto smarts in our engine quiz.

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