If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
35
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
You forget 90% of your dreams.
256
It takes approximately 12 hours for food to entirely digest.
93
All 13 minerals necessary for human life can be found in alcohol beverages.
282
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13