The earth is approx. 6,588,000,000,000,000,000 tons.
175
Iron weighs more after it rusts.
68
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
If the chemical sodium is dropped into water it will immediately and violently explode.
67