Babies' eyes do not produce tears until the baby is approximately six to eight weeks old.
58
Every human spent about half an hour as a single cell.
144
Infants spend more time dreaming than adults do.
102
Intelligent people have more zinc and copper in their hair.
233
Half of all Americans over the age of 55 have no teeth.
39
The average bra size today is 36C. Ten years ago it was 34B.
266
Roughly a quarter of the world's people live in China.
50
Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
57