There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
The human brain doesn't stop developing until about 25 years old.
102
We are born with 350 bones, and die with 206.
135
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
It is almost impossible to sneeze with your eyes open. It is a defense mechanism that has evolved to protect our eyes from bacteria and debris.
164
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
21
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
By weight, Bone is five times stronger than steel.
417