The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
All 13 minerals necessary for human life can be found in alcohol beverages.
282
The human brain is more active during sleep than during the day.
28
Pain occurs when sounds are above 130 db.
124
Human hair and fingernails continue to grow after death.
7
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
We share 70% of our DNA with a slug.
218
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13