Each day, up to 150 species of life become extinct.
-23
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Scientists aren't sure what color dinosaurs were.
312
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
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101