Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
There are about 255 babies born worldwide every minute.
46
You forget 90% of your dreams.
256
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
A human being loses an average of 40 to 100 strands of hair a day.
133
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
You can't tickle yourself.
29