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Droplets so small they fall almost infinitely slowly: a faint upward breath is enough to hold them.
Plumaire · Birds · Sky

Why do clouds stay up?

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ChroneveWhy isn't the keyboard in alphabetical order?0:32 · Quarelia
Chronève — Why did the Vikings reach America nearly 500 years before Christopher Columbus?
Chroneve

Why did the Vikings reach America nearly 500 years before Christopher Columbus?

Luméra — Why does a voice assistant struggle to truly understand?
Lumera

Why does a voice assistant struggle to truly understand?

Fresh whys

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An engineering decision made in 1873 on a long-dead mechanical machine. No one ever undid it, because millions of fingers had already learned it.
Insolite

Why isn't the keyboard in alphabetical order?

Because the QWERTY layout was frozen in 1873 on the first commercial mechanical typewriters, where some letters had to be kept apart so that the type bars wouldn't jam. The technical need vanished a century ago, but the muscle memory of millions of fingers didn't.
Past a certain height, a tree can no longer pull water all the way up to its leaves: the liquid breaks inside its channels before it reaches the crown.
At random

Why don't trees grow infinitely tall?

Past a certain height, a tree can no longer lift water to its highest leaves: the column of water snaps inside its channels before it reaches the crown.

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