At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Sound travels about 4 times faster in water than in air.
408
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Iron weighs more after it rusts.
68
Scientists aren't sure what color dinosaurs were.
312
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7