stackyFACTSA hemisphere is literally just half a sphere. It’s a conceptual tool invented so mapmakers didn't have to draw both sides of the planet at once. We’ve turned it into a massive cultural divide, but mathematically, it’s just slicing an orange.
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Traveling to the edge of the Earth's atmosphere is theoretically a much shorter journey than driving across a large terrestrial state, meaning you could…
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A nautical mile isn’t just an arbitrary number to confuse landlubbers. It perfectly equals one minute of latitude. It was specifically designed so navigators…
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Why is Greenwich, London the absolute zero of global longitude? Because in 1884, a bunch of diplomats got together and essentially voted on it. The French…
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Created in 1492, the Erdapfel (Earth Apple) is the oldest surviving globe. Hilariously, because news of Columbus hadn't made it back yet, the globe entirely…
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Well, 24,901 miles to be exact. It’s the ultimate geographical belt line. The planet bulges slightly in the middle due to its rotation, meaning if you walk…
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Over 2,200 years ago, a Greek mathematician got sick of not knowing exactly where anything was. Eratosthenes slapped an imaginary grid over the known world,…
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