Featured in anatomy
FYI: What’s the Point of Nose Hair?
To strain out the nasty stuff we breathe in. It’s like an air filter in your house, says Justin Turner,...
“How It Works” Throughout History, In Pictures
Some of the greatest moments ever in figuring out how stuff works
Mesmerizing, Isn’t It?
This is what goes on behind the scenes whenever you open your mouth to speak. The image was captured at...
New study reports that men who wore a penile extender every day for six months were able to increase the flaccid length of their penis by 32 percent
Explore the Human Body with an Online, 3-D Interactive Tool
The Visible Body offers an educational experience, and the chance to poke a spleen