Scientists aren't sure what color dinosaurs were.
312
Sound travels fifteen times faster through steel than through air.
134
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
One ragweed plant can release as many as one billion grains of pollen!
51
The average home creates more pollution than does the average car.
33
A 'jiffy' is an actual unit of time for 1/100th of a second!
66