When a massive power outage struck southern California in the 1990s, Los Angeles residents reportedly called 911 to express alarm about strange clouds hovering overhead; they were seeing the Milky Way for the first time.
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NASA invented baby food as we know it today.
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Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
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If two pieces of metal touch in space, they become permanently stuck together.
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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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An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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