China's fridge-sized atomic clock with ultra-precise timing unveiled
China's fridge-sized atomic clock with ultra-precise timing unveiled
11 months ago
interestingengineering.com
Long ago in ancient China a clever alarm clock was created using a burning candle marked into equal sections to measure time, a method praised in a poem by You Jiangu in 520 CE. Later in Europe inventors embedded metal pins in candles so that as the wax melted the falling pins would clatter on a tray to rouse sleepers. Although these clocks were affected by wax quality, wick thickness and temperature changes, they represented remarkable ingenuity in using available technology to solve a common h
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Long ago in ancient China a clever alarm clock was created using a b…
23.7K views4 months ago
FacebookHistory Vault
In their most serious rebuke against Beijing, NATO allies on Wednesday called China a “decisive enabler” of Russia’s war against Ukraine and expressed concerns over Beijing’s nuclear arsenal and its capabilities in space. https://ti.me/3WhTA2J | TIME
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In their most serious rebuke against Beijing, NATO allies on Wednesda…
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FacebookTIME
The Chinese clock which predicts the disease...and it is not wrong: Learn which organ you have at risk!
The Chinese clock which predicts the disease...and it is not wrong: L…
Dec 30, 2023
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