When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
There are about 255 babies born worldwide every minute.
46
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
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
Your fingernails grow faster in summer.
744
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
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31