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.
When we've really got to urinate, kids and adults alike do the pee-pee dance. What are the theories behind the fidgeting?
By Jesslyn Shields Nov 16, 2017
No. 5 may seem like it's just hanging out there, but if you've ever injured it, you may have discovered how important it is for walking.
By Alia Hoyt Oct 16, 2017
New research finds that nontoxic, antibacterial sugars found in human breast milk might be key to the next generation of antimicrobial drugs.
By Jesslyn Shields Aug 28, 2017
The Jamaican sprinter has a uniquely uneven gait. Is he the fastest man alive because of, or despite, this asymmetry?
By Patrick J. Kiger Aug 2, 2017
If you find yourself running to the bathroom the minute you get home, experts posit this is a case of mind over bladder.
By Alia Hoyt Jun 27, 2017
Colorblindness affects around 300 million people worldwide. What is it and how can glasses help?
By Melanie Radzicki McManus Jun 14, 2017
Although we've often been told that dogs have a superior sense of smell to people, a new report says there's little difference.
By Alia Hoyt May 31, 2017
Plenty of theories exist for why drinking an entire gallon of milk in one sitting is a challenge often undertaken, infrequently accomplished. Who's right?
By Samantha Sestanovich Apr 20, 2017
Yep. It's tricky like that.
By Kate Kershner Feb 23, 2017
This organ is finally getting some street cred after centuries of being largely underestimated.
By Alia Hoyt Jan 25, 2017
Guess who's the new kid on the block?
By Alia Hoyt Jan 10, 2017
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 Dec 28, 2016
Roller coasters: They're super fun, and they could help you pass a kidney stone without medical intervention. Who knew?
By Kate Kershner Sep 27, 2016
From killer sausages to canceling crows' feet, botulinum toxin has come a long way. Botoxwurst, anyone?
By Laurie L. Dove Sep 19, 2016
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 Sep 13, 2016
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 Aug 18, 2016
Maybe if you look at it with only one eye -- in the dark.
By Karen Kirkpatrick Jun 30, 2016
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 Jun 8, 2016
You always wanted to eat electricity right? Now you can, and it might even provide a health benefit.
By Robert Lamb May 20, 2016
And it's not because of all that screen time.
By Melanie Radzicki McManus Mar 7, 2016
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 Jan 27, 2016
We dig into the science and history of those delightful respiratory explosions we call sneezes, including one that's copyrighted.
By Julie Douglas Dec 9, 2015
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 Oct 29, 2015
Scientists discover that using a feed additive can decrease cow burps by 30 percent, vastly reducing greenhouse gas.
By Dave Roos Oct 27, 2015
Does vocal fry signal the most annoying end of times? Or is it just part of a natural language progression?
By Oisin Curran
10 Essential Supreme Court Cases of Ruth Bader Ginsburg
What Is Einstein's 'God Letter'?
If the Light Is Stuck on Red, Are You Stuck Too?