Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
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
Scientists aren't sure what color dinosaurs were.
312
Sound travels about 4 times faster in water than in air.
408
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Iron weighs more after it rusts.
16