Science · 3 views
Power Grids on 5 Continents Pulse Every 60 Seconds. Scientists Think They Finally Know Why.
There are many things about modern life we take for granted – perhaps none more so than the vast electrical grids that power so much of it.
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Summary
There are many things about modern life we take for granted – perhaps none more so than the vast electrical grids that power so much of it. Every 60 seconds, they pulse – a tiny change in the frequency that subsides only to recur 60 seconds later.
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