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 have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Out of all the senses, smell is most closely linked to memory.
146
A cubic yard of air weighs about 2 pounds at sea level.
31