One cubic foot of gold weighs more than 1,200 pounds!
78
German chemists made a replica of a trophy the size of one molecule.
68
Scientists aren't sure what color dinosaurs were.
312
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
4.5 pounds of sunlight strike the Earth each day.
27
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Billions of neutrinos pass unnoticed through your body every second.
6