Diamonds can be shattered with a hammer.
-104
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
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
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Sound travels fifteen times faster through steel than through air.
134
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 most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Your brain is 80% water.
525