Nearly 50% of the world's scientists are assigned to military projects.
71
If the chemical sodium is dropped into water it will immediately and violently explode.
67
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
Pumice is the only rock that floats on water.
14
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
No matter how cold it gets, gasoline will not freeze.
107