One ragweed plant can release as many as one billion grains of pollen!
51
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
Sound travels about 4 times faster in water than in air.
408
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
In zero gravity, a candle's flame is round and blue.
16
One third of the electricity produced on earth is used to power electric light bulbs!
75
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Iron weighs more after it rusts.
16