When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
The human sigh acts as a physiological reset button.
23
We share 70% of our DNA with a slug.
218
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
Early American humans hunted car-size armadillos and used their shells for houses.
12
The human eye blinks an average of 4,200,000 times a year.
233
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161