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Why Do We See Stars When Sneezing?"Stars" while sneezing are caused by stimulation of the back of the eye.
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Can Plastic Bottles Make You Sick?Bisphenol-A, a plastic ingredient, may be on your mind its safety has been questioned.
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How Does Quicksand Work?A quicksand pit can be a tricky thing to escape from, but scientists explain why the hazard can't swallow you whole.
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Psychological Tests Let Marketers Target Your PersonalityWith a simple psychological test, Mindset Media can optimize advertising to every personality type.
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Lab Meat Would Sidestep 'Grossly Inefficient' Livestock IndustryScientists tackle problems that prevent lab grown meat from replacing live animals.
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Do Animals Have Feelings?Dog owners will swear that their dog can smile, but scientists can't confirm this interpretation. Life's Little Mysteries examines whether animals have feelings.
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What's the Oldest Living Organism?The oldest tree has been around since before the pyramids. Life's Little Mysteries explains how it got so old.
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What Exactly Is Social Security? (And How Much Money Do You Get?) -
How Do Sailboats Sail into the Wind?In-your-face wind can't stop a sailboat.
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Where Are the Best Places To Find Dinosaur Fossils?The most dinosaur fossils and the greatest variety of species have been found in the high deserts and badlands of North America, China and Argentina.
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Can Bad Memories Be Erased?Researchers are finding ways that we might be able to edit certain types of memory, the way we do a home movie.
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How Are Memories Stored in the Brain?
Memories underlie so much of our rich life as humans -- the ability to learn, to tell stories, even to recognize each other.
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What Happens Inside a Landfill?More than half of America's garbage is bound for a landfill. What happens once it gets there?
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Could Humans Live Without Bacteria?Most people learn about bacteria in the context of disease, so it's easy to think about the harm they do. But could we live without them?
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What Does the Prostate Gland Do?This muscular gland weighs about three-fourths of an ounce (20 grams) -- about the size of a small apricot.
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How does a compass work?If you're lost in the woods, your best chance of finding your way might be a tiny magnet.
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Antarctic Sea Ice Paradoxically GrowingWhile Arctic sea ice shrinks, ice around South Pole grows.
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New Fuel: The Heat Beneath Your FeetThe heat beneath your feet could provide a powerful energy source.
