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Today's Mind-blower
10 Grocery Store Etiquette Rules

Whether you're there to grab light bulbs or the finest wine, the grocery store is full of opportunities to get lax with your social graces. Here are some common-sense ways to keep yourself and fellow shoppers sane.

    • 10 'Harmless' Things You Should Really Wash Your Hands After Touching
      science 10 'Harmless' Things You Should Really Wash Your Hands After Touching

      Of course you wash your hands after you use the restroom or work the room at a networking event. But what about after you play beer pong? Or cuddle a duckling?

    • Why do girls wear pink and boys wear blue?
      people Why do girls wear pink and boys wear blue?

      The common practice of dressing boys in blue and girls in pink is rooted in tradition. But is there science and biology in this equation, too?

    • 10 Myths About Sugar
      health 10 Myths About Sugar

      We love it, but is sugar a sweet thing or the devil in disguise? Does it really cause obesity, tooth decay and diabetes? Get the facts on the world's favorite carbohydrate.

    • Can you get a glow-in-the-dark tattoo?
      people Can you get a glow-in-the-dark tattoo?

      Tattoos are pretty conspicuous, and most are meant to be. But what if we told you the seemingly clean-cut person next to you has an arm covered with ink, and you just can't see it? Welcome to the world of glow-in-the-dark tattoos.

    • How the Pebble Watch Works
      electronics How the Pebble Watch Works

      It's a Kickstarter darling, but how does the Pebble differentiate itself from the pack of smart watches on the market?

    • What is ectoplasm?
      science What is ectoplasm?

      Obviously, if we had more evidence of the existence of ghosts, we wouldn't all spend so much time debating the matter. Believers in the supernatural, however, are convinced a substance called "ectoplasm" proves ghosts are real -- but are they right?

    • Stuff to Blow Your Mind: How long would it take to fall through Earth?
      shows Stuff to Blow Your Mind: How long would it take to fall through Earth?

      Dramatic falls into bottomless pits are largely the stuff of fantasy, but here's a thought experiment: How long would it take you to fall through the Earth if a tunnel went from one side to the other?

    • 10 Hardest Habits to Break
      health 10 Hardest Habits to Break

      "I'm addicted to you baby. You're a hard habit to break." So wailed the lead singer of the group Chicago. But there are harder habits to break out there, like nail biting and procrastinating. Do you do any of the things on our list?

    • 10 Incredible Holes
      adventure 10 Incredible Holes

      A fiery crater. A gaping sinkhole that swallowed a city block. A narrow borehole people drilled deep into the Earth. The planet sure has some bizarre cavities.

    • How Time Travel Works
      science How Time Travel Works

      You may have noticed that we're all constantly traveling into the future. But what if you were interested in dancing through the fourth dimension more deftly than the next guy? How might you do that?

    • Stuff Mom Never Told You: 5 Lies About Love
      shows Stuff Mom Never Told You: 5 Lies About Love

      Some of our most popular ideas about what love is and feels like can lead us into unhealthy and even dangerous relationships.

    • How Ecofeminism Works
      science How Ecofeminism Works

      Thousands of women around the world choose to combat ecological problems -- they're known as ecofeminists. But what would you do if you found out your house sat atop a toxic waste dump?

    • 10 Places on Earth That Look Completely Alien
      adventure 10 Places on Earth That Look Completely Alien

      Some spots on Earth seem like they're straight out of the Lonely Planet guide to outer space -- NASA even uses them for training. What and where are they?

    • Why is it rude to stare?
      people Why is it rude to stare?

      In every nation and culture, people stare. And it's universally considered rude behavior, but who made the rule that staring at someone was uncool?

    • How long is the longest existing family tree?
      people How long is the longest existing family tree?

      If you can trace your ancestry back more than three generations, you're doing better than many of us. But when you've dived into the murky archives before the 1900s, you will definitely find yourself wondering just how far back you'll be able to go.

    • What the Stuff?!: 5 Fairy Tales That Are Way Darker Than You Realized
      shows What the Stuff?!: 5 Fairy Tales That Are Way Darker Than You Realized

      The older versions of popular fairy tales often get into some surprisingly mature themes: murder, mutilation, revenge. Learn the gory details in this video.

    • What is the Baltic Sea anomaly?
      science What is the Baltic Sea anomaly?

      There's no denying it: "Anomaly" is a great word, full of danger and mystery. So when an underwater object is declared a bona fide anomaly, it's no surprise our ears perk up a bit. But is the Baltic Sea anomaly worth the hype or just a big old dud?

    • 5 Food Animals That Are Smarter Than Your Pet
      animals 5 Food Animals That Are Smarter Than Your Pet

      Meet the pig: It can employ evasive maneuvers and play video games with joysticks, among other porcine talents. Kind of a whole different take on bacon, isn't it?

    • 10 Unsolved Mysteries That Have Been Solved
      science 10 Unsolved Mysteries That Have Been Solved

      Was Anna Anderson really Anastasia Romanov? Does the Bermuda Triangle really exist? Wonder no more: We have the answers to these and other formerly unsolved mysteries.

    • 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 Myths About Sleep
      health 10 Myths About Sleep

      Everybody sleeps, so you'd think we'd all be experts on dozing. But it turns out, there are some persistent myths that are keeping us from getting the best possible rest.

    • 9 Extinct Exotic Sea Creatures
      animals 9 Extinct Exotic Sea Creatures

      A stunning array of strange and ferocious aquatic beasts patrolled Earth's waters long before they became the stuff of legends and "Jurassic Park" movies. One could eat a great white shark in one gulp.

    • 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 Most Terrifying Vehicle Manufacturing Defects
      auto 10 Most Terrifying Vehicle Manufacturing Defects

      Each year, auto manufacturers issue about 500 recalls. Most of them are small, inexpensive, easy to repair and not terrifying at all. These are not those recalls.

    • 10 Tax Exemptions You Should Know
      money 10 Tax Exemptions You Should Know

      The IRS doesn't get a lot of love from American taxpayers, but it's hardly the cruel thief we make it out to be. Thanks, tax exemptions!

    • 10 Famous Paranormal Hoaxes
      science 10 Famous Paranormal Hoaxes

      Crop circles. Alien autopsies. Time travelers. These are just some of the paranormal phenomena that people have believed in but were later found to be hoaxes. Often, even when someone admitted to making it up, that didn't stop the true believers.

    • 10 Fairy Tales That Were Way Darker Than You Realized as a Kid
      people 10 Fairy Tales That Were Way Darker Than You Realized as a Kid

      Cinderella was the only girl who could fit the glass slipper, right? But did you know her two stepsisters cut off parts of their feet to try to fit it? That's just one gory detail Disney left off.

    • 10 Helpful Tax Lessons for Kids
      money 10 Helpful Tax Lessons for Kids

      If there's anything certain in this world, it's that kids ask tons of questions. Sure, you may know what to say when they ask why dogs bark or why the sky is blue, but when your kids want to know about paying taxes, what should you tell them?

    • 10 Horror Films That Changed the Genre
      entertainment 10 Horror Films That Changed the Genre

      Admit it: You think of "Jaws" when you go to the beach and "The Blair Witch Project" when you wander a little too far into the woods. These horror films didn't just change behavior; they revamped the genre.

    • 10 Businesses Supposedly Controlled by the Mafia
      people 10 Businesses Supposedly Controlled by the Mafia

      Just like workers in any field, Mafia members are changing with the times and running some old schemes in new ways. What businesses does the Mob have its hooks in, and how does it maintain control?

    • 10 Amazing Circus Families
      entertainment 10 Amazing Circus Families

      For some, being a circus performer is a job; for others, it is a way of life. Many circus families stretch back seven or eight generations. Who are some of the most storied circus families still under the big top today?

    • 10 Ways Animals Supposedly Predict the Weather
      science 10 Ways Animals Supposedly Predict the Weather

      Next time the cat starts sneezing, should you look for your umbrella or check her out for allergies? There are many superstitions out there about animals and weather prediction. Which ones hold water, and which ones are for the birds?

    • 10 Questions and Answers on the Shared Responsibility Provision
      money 10 Questions and Answers on the Shared Responsibility Provision

      This key part of the Affordable Care Act requires everyone to have health insurance. Get ready to have your questions answered.

    • 10 Myths About Surviving a Tornado
      science 10 Myths About Surviving a Tornado

      To stay safe during a tornado, it's important to separate fact from fiction. Should you open windows during a storm? Is one corner of the basement safer than another? We answer those questions and more.

    • 10 Tips for Boosting Your Tax Refund
      money 10 Tips for Boosting Your Tax Refund

      Who doesn't want a huge refund check a few weeks after filing incomes taxes? We have a few ideas for how you can make that happen.

    • 10 Cretaceous Animals That Weren’t Dinosaurs
      animals 10 Cretaceous Animals That Weren’t Dinosaurs

      The dinos hog all the Cretaceous headlines. Do you have any idea what else scurried, hopped and otherwise cruised around Earth before the K-T mass extinction?

    • 10 Plausible Sports Conspiracy Theories
      people 10 Plausible Sports Conspiracy Theories

      It's tempting to think that the only way your favorite team (or athlete) could lose is because of some funny business from the other side. And sometimes you'd be right. Here are 10 sports conspiracy theories that could totally have happened.

    • 10 Tax Tips for Small Businesses
      money 10 Tax Tips for Small Businesses

      Look at you, with your thriving small business, legion of loyal employees and throngs of faithful customers. You call all the shots -- but you also have to pay all the taxes. Luckily, plenty of juicy tax breaks abound if you know where to find them.

    • Do female praying mantises decapitate their mates?
      animals Do female praying mantises decapitate their mates?

      Mating shouldn't be something you lose your head over, but tell that to the male praying mantis. This poor creature has long been the butt of countless procreation jokes, but does he even deserve this unfortunate reputation?

    • Could a planet exist without a host star?
      science Could a planet exist without a host star?

      It's not uncommon for planets to wander alone through the universe like big, sullen teenagers. But how do they end up flying solo, and could they still harbor life?

    • Can watching too much TV at night make you depressed?
      health Can watching too much TV at night make you depressed?

      Watching television has been blamed for all sorts of ills, including childhood obesity and the escalating violence in society. Is it time to add another to the list: depression?

    • Are manatees really responsible for mermaid myths?
      animals Are manatees really responsible for mermaid myths?

      Beautiful, graceful, majestic: Such highfalutin words might seem befitting of a mermaid, but a manatee? Perhaps our humble friends deserve a bit more credit. After all, they are known to stoke the imagination of a lonely seafarer or two.

    • Are cheetahs clones of each other?
      animals Are cheetahs clones of each other?

      Cheetahs share so much DNA that they're practically clones of one another. But what does this mean for the future of the species?

    • What are some common vehicle tax deductions?
      money What are some common vehicle tax deductions?

      Your company requires you to use your personal vehicle for work-related purposes. Can you really write off the car on your taxes?

    • What tax credits exist for disabled persons?
      money What tax credits exist for disabled persons?

      Special tax credits are available to people with disabilities as well as to those who care for them. Let's explore them.

    • Do dire wolves exist?
      animals Do dire wolves exist?

      As fans of George R.R. Martin's "Song of Ice and Fire" series know all too well, a person encountering a dire wolf will likely end up in dire straits. But while these fearsome beasts make for great fiction, do they have any grounding in reality?

    • Do daddy longlegs really have powerful venom?
      animals Do daddy longlegs really have powerful venom?

      With its long legs and goofy way of motoring about, the daddy longlegs generally doesn't top lists of the scariest spiders. But should it? After all, if legends are to be believed, it's one of the most poisonous spiders of all.

    • What are the different types of businesses?
      money What are the different types of businesses?

      The IRS recognizes five types of business: sole proprietorship, partnership, C corporation, S corporation and limited liability company. Which one should you choose?

    • How do you pick the shortest checkout line?
      money How do you pick the shortest checkout line?

      In a hurry? Not so fast, that short checkout line may not actually be the better option.

    • Can we detect water on exoplanets?
      science Can we detect water on exoplanets?

      Looking for water on faraway planets doesn't involve spotting rivers or oceans. Instead, scientists keep an eye out for what types of light a planet emits to figure out whether a planet might be life-friendly.

    • Is child support tax deductible?
      money Is child support tax deductible?

      Divorce and co-parenting probably weren't part of the plan, but as they say, your child's well-being doesn't have a price tag – though all of that food and clothing does. If you're making child support payments, it's good to know your tax rights.

    • What's a double pulsar?
      science What's a double pulsar?

      A single pulsar is fascinating enough, but as a set, these rapidly rotating neutron stars help scientists figure out mysteries of the universe.

    • How do you get a job as a travel writer?
      money How do you get a job as a travel writer?

      Want to see the world but feel like you can't afford it? As a travel writer, you'll get paid to take readers along as you journey across the globe. Read on to learn how to make your way in this highly coveted field.

    • Will digital photography ever be as good as film for movies?
      electronics Will digital photography ever be as good as film for movies?

      The digital revolution is in full swing. Digital technology has enhanced what we watch on TV and the music we listen to. But will movies shot digitally ever look as good as movies shot on film?

    • Can you die if you don’t sleep?
      health Can you die if you don’t sleep?

      Feel like sleep deprivation will be the death of you? It just might be, but perhaps you can curtail this devastating situation.

    • How can I spot genealogy scams?
      people How can I spot genealogy scams?

      Who would run a genealogy scam? More people than you might think. So get savvy! Here's what to look for (and what to tell budding genealogists in your family to avoid). We'll start with the most common cons out there.

    • Can you deduct hobby expenses?
      money Can you deduct hobby expenses?

      Hobbies are fun, and they can become a way to make money, too. So how can you get a tax break for those trips to the craft or antique store?

    • Should I really punch animals in the nose when attacked?
      animals Should I really punch animals in the nose when attacked?

      You're not likely to ever get in a straight-up boxing match with another animal (kangaroos with boxing gloves aside). That said, it's probably a good idea to know whether a few efficient jabs to the schnoz can help you escape an irate animal.

    • Space Conspiracy Theories
      science Space Conspiracy Theories

      The moon landing is just one of many sources of debate among space conspiracy theorists. This image gallery wades into the discussion on this theory and a few others.

    • Ocean Current Pictures
      science Ocean Current Pictures

      Ocean currents can have an incredible impact on Earth's weather. This gallery of images shows how powerful ocean currents can be in the environment.

    • Competitive Eating
      entertainment Competitive Eating

      A hot dog eating contest that takes place on Coney Island each summer routinely makes headlines in papers across the country. See pictures of this and other competitive eating contests.

    • Tatted Up: Celebrity Ink
      people Tatted Up: Celebrity Ink

      There are some celebrity tattoos we love and some that we hate. Pull up a chair and take a look at these celebrity tattoo pictures and see some of the good, the bad and the ugly.

    • Lightning Pictures
      science Lightning Pictures

      Some of the most dramatic displays of nature can be found in the form of lightning bolts. This stunning image gallery showcases this fascinating phenomena.

    • 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.

    • Foods for Beautiful Skin
      health Foods for Beautiful Skin

      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.

    • Harriet Tubman Pictures
      history Harriet Tubman Pictures

      These Harriet Tubman pictures will show photographs and illustrations of the leader of the Underground Railroad. Get to know this influential woman in this gallery.

    • 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?

    • Greatest Moments in Flight
      science Greatest Moments in Flight

      Flight has been a human dream for centuries. It wasn't until the dawn of the 20th century that man was finally able to leave the ground. This gallery highlights some of the milestones in aviation.

    • Glaciers
      science Glaciers

      One of the most impressive features of the natural world are glaciers. These massive sheets of ice can travel hundreds of miles. This gallery shows some of the main features of glaciers.

    • Royalty
      history Royalty

      Our royalty image gallery will show you pictures of famous kings and queens, both ancient and modern.

    • U.S. Wedding Destinations
      lifestyle U.S. Wedding Destinations

      Forget destination weddings and seek inspiration from a map of the United States. Whether you're into beaches, mountain ranges, quaint towns or natural wonders, you can plan a gorgeous getaway that doesn't require a passport!

    • 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.

    • Bodily Feats
      entertainment Bodily Feats

      Can you breathe fire, swallow a sword or walk on glass? These people can. Take a look at this gallery of bodily feats that might make you cringe.

    • Diamonds Are Forever
      science Diamonds Are Forever

      Diamonds are some of the most brilliant and expensive natural features Earth has to offer. This collection of images displays diamonds in all their uncut and polished shapes and sizes. Obligatory pictures of very large diamonds are included of course.

    • Bridges
      science Bridges

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

    • Pregnancy and Human Development
      health Pregnancy and Human Development

      Explore the stages of pregnancy with these pictures and get a first-hand look at developing fetuses and ultrasound technology. Do you know what fundal height is or when the limbs are developed? Take a look and find out.

    • The Ultimate Cake Off
      recipes The Ultimate Cake Off

      In TLC's "Ultimate Cake Off," you'll see the greatest cake artists in the world. Check out our collection of pictures and see what we mean.

    • Wild World: Déjà Vu
      science Wild World: Déjà Vu

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

    • Quiz: Could you fit in as a Musketeer?
      history Quiz: Could you fit in as a Musketeer?

      To be counted among the Musketeers of the Guard, a group of soldiers first selected hundreds of years ago to protect the king of France, a candidate had to be skilled in war, politics and love. See if you could make the grade.

    • Celebrity Challenge: Famous Artists
      entertainment Celebrity Challenge: Famous Artists

      Artists are the visual historians of society, transforming ideas and events into paintings, drawings and sculptures. Certain artists have wielded their craft so successfully that their work, in turn, has influenced history. Test your knowledge of some of these groundbreaking visionaries by taking the famous artists quiz.

    • Real Tech or 'Star Trek'?
      electronics Real Tech or 'Star Trek'?

      Which of the imagined 23rd-century gadgets from the original "Star Trek" and its movie and TV sequels remain futuristic, and which technologies have already been invented? Try our quiz.

    • World Records: Bodily Feats
      entertainment World Records: Bodily Feats

      The human body can do some pretty amazing things, from sword swallowing to walking on fire. Some people have even earned Guinness World Records for their bodily feats. Take this test and try to set the record for most questions answered correctly.

    • Amazing Animals: Walrus Quiz
      animals Amazing Animals: Walrus Quiz

      The walrus has many clever adaptations to help it survive and thrive in some of the harshest climates on Earth. You may not be the walrus, but test your knowledge of these toothy creatures in the walrus quiz anyway.

    • Who Said It: Bush or Obama?
      money Who Said It: Bush or Obama?

      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?

    • Ultimate Classic Toys Quiz
      entertainment Ultimate Classic Toys Quiz

      Does the thought of an Etch-A-Sketch bring a smile to your face? Know your facts about Silly Putty, the Hula Hoop, Barbie and G.I. Joe? Rev up your Hot Wheels and test how much you really know about these childhood classics.

    • Fact or Fiction: The Moonwalk
      people Fact or Fiction: The Moonwalk

      Does the mere mention of Michael Jackson’s signature dance move have you itching to get out on the dance floor (or your kitchen floor)? Before you try to master the moonwalk, find out how much you know about its history with this out-of-this-world quiz.

    • History Buff: First Olympics Quiz
      entertainment History Buff: First Olympics Quiz

      The first Olympics in ancient Greece were an arena to display athletic prowess for honor's sake. Think you're an expert in the ways of the Greek games? Grease up and try our quiz to find out if you're a gold medalist in ancient Olympic trivia.

    • The Master of Muppets: Jim Henson Quiz
      entertainment The Master of Muppets: Jim Henson Quiz

      Even if you’re a die-hard fan of “Sesame Street” and “The Muppet Show,” you can’t possibly know all there is to know about Jim Henson and his work … or can you? Take the challenge and find out!

    • What's in that recipe?
      recipes What's in that recipe?

      Much like fingerprints, no two recipes are alike. Sometimes, it's just one special ingredient that sets a dish apart from imitators. Take our quiz to discover if you can spot the common and incredibly exotic ingredients found in complex recipes from around the world.

    • Everyday Science: Diamond Quiz
      science Everyday Science: Diamond Quiz

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

    • Dead or Alive: Escaping from The Thing
      entertainment Dead or Alive: Escaping from The Thing

      Who are we kidding? There's no escaping from The Thing. Your only hope is to confront this strange creature face to face and save yourself and humanity. But do you know enough to stop it? Find out in this quiz.

    • Quiz: Pregnancy Myths
      health Quiz: Pregnancy Myths

      For whatever reason, pregnancy has fueled a huge number of myths over the years. So much so that it's easy to imagine pregnancy is all these so-called "old wives" had time to talk about!

    • Food Fun: Coffee Quiz
      recipes Food Fun: Coffee Quiz

      It's a cold winter morning, and you could use a couple more hours of sleep, but your commute awaits. The only thing that rouses you from the warm confines of your down comforter is the prospect of a hot cup of coffee washing down your cold throat.

    • Amazing Animals: Dog Breeds Quiz
      animals Amazing Animals: Dog Breeds Quiz

      In 2008, the Westminster Kennel Club awarded the Best in Show honor to a beagle -- a first for the breed. But what exactly is a dog breed and how did the different breeds, from the tiny Chihuahua to the massive Great Dane, originate?

    • The Not-so-cheesy Pizza Quiz
      recipes The Not-so-cheesy Pizza Quiz

      What do you know about Italy's national dish? If you said everything, you're already wrong because nobody calls it Italy's national dish. Grab a slice and give a salut while you test your pie wisdom.

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