Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32
The world's shortest man measures only 21.5 inches.
73
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
The average person's skin weighs twice as much as their brain.
131
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22