Optical illusions occur when what the eyes see conflicts with what the brain expects.
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One third of the electricity produced on earth is used to power electric light bulbs!
75
In zero gravity, a candle's flame is round and blue.
16
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Billions of neutrinos pass unnoticed through your body every second.
6
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
For every gallon of sea water, you get more than a quarter pound of salt.
45
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34