You forget 90% of your dreams.
256
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
The human sigh acts as a physiological reset button.
23
Early American humans hunted car-size armadillos and used their shells for houses.
12
It takes approximately 12 hours for food to entirely digest.
93
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
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73