An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Babies crawl an average of 200m a day.
212