Iron weighs more after it rusts.
16
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
A cubic yard of air weighs about 2 pounds at sea level.
31
One 75-watt bulb gives more light than three 25-watt bulbs.
57
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 idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16