The first underwater telegraph cable across the Atlantic was laid in 1858 — it worked for 3 weeks before failing.
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The Manhattan Project was a secret U.S. program during World War II to develop atomic weapons.
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The Manhattan Project began in 1942.
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The Great Emu War of 1932 involved Australian soldiers attempting to control emu populations.
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The 1900 Galveston hurricane remains one of the deadliest in U.S. history.
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Ancient Egyptians developed advanced techniques in engineering.
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