Pumice is the only rock that floats on water.
14
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
The smell of freshly cut grass is actually a plant distress call.
31