Diamonds can be shattered with a hammer.
-104
Indoor pollution is 10 times more toxic than outdoor pollution.
62
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
Sound travels about 4 times faster in water than in air.
408
One barrel of petroleum holds 42 gallons.
20
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
Your brain is 80% water.
525