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.
Surprise, Your Pinky Toe Does Serve a Purpose
Scientists Discover Something Mind-blowing About How Usain Bolt Runs
When Sound Makes You Sick
Holding Hands Can Ease Pain
Diplomatic staffers in Havana, Cuba, recently began to suffer from a series of health problems. Were they sound-related?
By Patrick J. Kiger Mar 15, 2018
Holding hands can help regulate responses to stress, increasing trust and emotional well-being.
By Shelley Danzy Mar 14, 2018
What would happen if you didn't (or couldn't) move your bowels for several weeks? Let's just say you'd be in a crappy situation.
By Alia Hoyt Mar 12, 2018
Thermal imaging shows that as a person engages in intense mental tasks, their face, and in particular the area around the nose, becomes cooler.
By Amanda Onion Mar 7, 2018
The human system for excretion is actually pretty great, especially when you start looking at what other animals have.
By Robert Lamb Feb 12, 2018
In case you needed one.
By Robert Lamb Jan 16, 2018
Does it just taste bad or are there other reasons?
By John Perritano Jan 3, 2018
Although women often think men exaggerate their symptoms when they have a cold or flu, a Canadian scientist has found that men are more susceptible to respiratory complications than women.
By Alia Hoyt Dec 12, 2017
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
Does Goodbye to the Last Male Northern White Rhinoceros Mean the End of the Species?
So That's Where Baby Veggies Come From!
What's the Most Common Driving Superstition?