In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
On average a woman has 4 sexual partners in her lifetime.
-143
A man's beard grows fastest when he anticipates sex.
239
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 oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82