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Gravity Waves

Posted: Thu Nov 03, 2016 12:17 am
by jeffbert
It was an element in an early scifi novel, I cannot now even think of the author's name, :blush: as it eludes me, but it involved a material that blocked gravity waves. Anyway, Einstein theorized the existence of gravity waves, & recently they were actually detected! Now, they plan to send probes out to detect more of them: