The earth is approx. 6,588,000,000,000,000,000 tons.
175
The force of a suction cup is calculated using F=AP.
15
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
Nearly 50% of the world's scientists are assigned to military projects.
71
Sound travels fifteen times faster through steel than through air.
134
Scientists aren't sure what color dinosaurs were.
312
One ragweed plant can release as many as one billion grains of pollen!
51