The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Tigers can see 6 times better at night than humans.
305
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
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Human hair and fingernails continue to grow after death.
7
The human brain is more active during sleep than during the day.
28
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14