Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Pain occurs when sounds are above 130 db.
124
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
Yawns are more contagious among people with closer relationships.
163
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99