The average person will go on a date at least 100 times before they finally marry.
33
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Early American humans hunted car-size armadillos and used their shells for houses.
12
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
Yawns are more contagious among people with closer relationships.
163
A man's beard grows fastest when he anticipates sex.
239
Your thumb is about the same size as your nose.
124