the earth is flat

[Breauxdel]

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hundreds of years ago people were certain the earth was flat, and any speculation otherwise was considered as blasphemous as if someone today claimed they could live forever.


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moot to the question but I've heard that this actually wasnt true. Educated people in the late 1400's actually thought the earth was round.

[BruceZ]

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what are some other old truths in the same vein ?

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The existence of the ether as a medium for electromagnetic waves.

[Deorum]

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anyone have any more old truths that look silly now?

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The explanation of gravity as an object's desire to return to its "natural state."