Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Sound at the right vibration can bore holes through a solid object.
134
Scientists aren't sure what color dinosaurs were.
312
The earth is approx. 6,588,000,000,000,000,000 tons.
175
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