'There is no conflict between quantum physics and gravity': Physicists sent 20,000 atoms into free fall to prove Einstein's 'happiest thought'

2 verified updates • corroborated by 2 independent sources • tracked since September 4, 2026

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04:01 AM 1 source: livescience.com
'There is no conflict between quantum physics and gravity': Physicists sent 20,000 atoms into free fall to prove Einstein's 'happiest thought'
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04:31 AM 1 source: Live Science