Scientists aren't sure what color dinosaurs were.
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At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Indoor pollution is 10 times more toxic than outdoor pollution.
62
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
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
A ball of glass will bounce higher than a ball made of rubber.
73
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71