Most dust particles in your house come from dead skin.
48
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Each day, up to 150 species of life become extinct.
-23
4.5 pounds of sunlight strike the Earth each day.
27
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
If the chemical sodium is dropped into water it will immediately and violently explode.
67
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17