Human Body

The human body is an amazing structure made up of many fascinating parts and systems. Learn about the human body and how its systems work together.

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When a teen lifts a burning car off the ground, it seems like a superhuman feat. But there's some simple — and amazing — science behind it.

By Kate Kershner

Roller coasters: They're super fun, and they could help you pass a kidney stone without medical intervention. Who knew?

By Kate Kershner

From killer sausages to canceling crows' feet, botulinum toxin has come a long way. Botoxwurst, anyone?

By Laurie L. Dove

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Is this you? This is totally you. Why do some people burst into violent sneezing fits when they encounter bright sunlight? Check your genetics.

By Laurie L. Dove

Careful with that chopping knife! If you lose a fingertip, it's probably gone forever. With kids, however, that's not always the case. Why is that?

By Kate Kershner

Maybe if you look at it with only one eye -- in the dark.

By Karen Kirkpatrick

Opioids can make your insides skid to a slow crawl. That's a problem when you consider nearly 250 million opioid prescriptions were written in 2013 by CDC estimates.

By Kate Kershner

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You always wanted to eat electricity right? Now you can, and it might even provide a health benefit.

By Robert Lamb

And it's not because of all that screen time.

By Melanie Radzicki McManus

Selfish humans act in our own self interest, but when it comes to cotton buds and ears we do exactly what science says not to. And yes, your doctor can tell.

By Laurie L. Dove

We dig into the science and history of those delightful respiratory explosions we call sneezes, including one that's copyrighted.

By Julie Douglas

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Currently, all organs in the U.S. are donated. A report says paying $45,000 per kidney donation would end waiting lists and save taxpayer dollars.

By Dave Roos

Scientists discover that using a feed additive can decrease cow burps by 30 percent, vastly reducing greenhouse gas.

By Dave Roos

Does vocal fry signal the most annoying end of times? Or is it just part of a natural language progression?

By Oisin Curran

Think your peepers are passé? Some cutting-edge cosmetic procedures can take your brown eyes to bright blue — with a few inherent risks.

By Laurie L. Dove

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Poetry is full of references to salty and bitter tears, but there's not much about bloody tears. Besides movie villains who weep blood, is this phenomenon real?

By Laurie L. Dove

Tired of standing on tiptoes when you pose for a photo with friends? If you're an adult looking to add a few inches to your frame, you might be out of luck.

By Laurie L. Dove

The human tongue is essential for speaking and eating ice cream. Ever worry about swallowing yours? We can put that concern to bed.

By Laurie L. Dove

In some settings, you just can't heave a giant sneeze. If you hold back during a meeting or date, you're exhibiting decorum. Could you also be making a death wish?

By Laurie L. Dove

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There's nothing worse than biting your tongue. Unless it swells up and gets infected — thankfully it's pretty rare. See why.

By Jennifer Sellers

It's hard to imagine being thankful for mucus when you've got a nose full of it, but if it all went away you'd really be in trouble.

By Laurie L. Dove

Smelling fecal matter is gross enough, so the possibility that tiny bits of poop are actually getting into your nose is outright disgusting. But should you be worried?

By Laurie L. Dove

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

By Laurie L. Dove

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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?

By Laurie L. Dove

Boogers are more than an annoyance. Your body makes them for a very specific purpose — and it's not to gross out other people.

By Laurie L. Dove