Ice isn't slippery. What makes people and things slip on ice is water. A thin layer of ice melts when pressure is applied to it and it is this wet layer on top of the ice that is slippery.
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The average cough comes out of your mouth at 60 miles per hour.
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Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
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Japanese engineers were asked to redesign the front end of the Bullet Train because it carried enough speed to create a sonic boom whenever it exited a tunnel. Residents could feel the blast from miles away.
11
Pollen can travel up to 500 miles in a day.
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The chills you sometimes feel when listening to music is called "musical frisson."
18
Each day, more than $40 Trillion Dollars changes hands worldwide.
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