Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
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
Liquid TIDE laundry detergent glows under a blacklight.
96
Scientists aren't sure what color dinosaurs were.
312
Iron weighs more after it rusts.
68
Most dust particles in your house are made from dead skin!
67
No matter how cold it gets, gasoline will not freeze.
107
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41