Only humans shed emotional tears.
331
The human brain has the capacity to store everything that you experience.
4k
Babies crawl an average of 200m a day.
212
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
All 13 minerals necessary for human life can be found in alcohol beverages.
282
Your heart will pump about 212 million liters in its lifetime.
26
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
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14