Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
The average temperature at 40,000 feet above sea level is -60 F.
56
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Pure water (H2O) does not conduct electricity on its own.
46
German chemists made a replica of a trophy the size of one molecule.
68
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
One ragweed plant can release as many as one billion grains of pollen!
51
A single speck of dust is half way in size between a subatomic particle and the Earth.
15