According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
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If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
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Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
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It 'snows' metal on Venus.
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If NASA sent birds into space they would soon die; they need gravity to swallow.
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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