We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
26
The human brain doesn't stop developing until about 25 years old.
102
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
You can't tickle yourself.
29
Only humans shed emotional tears.
331
If the human eye was a digital camera, it would have 576 megapixels.
25
By weight, Bone is five times stronger than steel.
417