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
In zero gravity, a candle's flame is round and blue.
16
Pumice is the only rock that floats on water.
14
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Scientists aren't sure what color dinosaurs were.
312
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116