Iron weighs more after it rusts.
68
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
One cubic foot of gold weighs more than 1,200 pounds!
78
One third of the electricity produced on earth is used to power electric light bulbs!
75
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57