Scientists are now able to grow 'beating' heart tissue in a lab!
162
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
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
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
For every gallon of sea water, you get more than a quarter pound of salt.
45
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39