Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Iron weighs more after it rusts.
16
Sound at the right vibration can bore holes through a solid object.
134
Liquid TIDE laundry detergent glows under a blacklight.
96