The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
The force of a suction cup is calculated using F=AP.
15
The smell of freshly cut grass is actually a plant distress call.
31
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
No matter how cold it gets, gasoline will not freeze.
107
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21