Water is actually naturally blue.
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It's impossible to sink in the Dead Sea without equipment!
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In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
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Two dogs were among the Titanic survivors.
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The Titanic is about as long as the Empire State building is tall.
174
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
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