Scientists aren't sure what color dinosaurs were.
312
The force of a suction cup is calculated using F=AP.
15
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Hot water can freeze faster than cold water.
181
Nylon is made from coal and petroleum.
42
Each day, up to 150 species of life become extinct.
-23
Sound at the right vibration can bore holes through a solid object.
134
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21