Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
The force of a suction cup is calculated using F=AP.
15
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
One third of the electricity produced on earth is used to power electric light bulbs!
75
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108