One barrel of petroleum holds 42 gallons.
20
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Pumice is the only rock that floats on water.
14
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
The bark of an older redwood tree is fireproof.
65
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12