The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
One barrel of petroleum holds 42 gallons.
20
Nearly 50% of the world's scientists are assigned to military projects.
71
A cesium atom in an atomic clock beats over nine billion times a second.
43
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
