Tom Petty’s famous song applies to all of us, because of Einstein’s equivalence principle of gravity in free fall.
A cloud of ultracold atoms has provided a new experimental connection between two theories that physicists still cannot fully reconcile. Researchers have directly measured the quantum phase acquired ...
Add Yahoo as a preferred source to see more of our stories on Google. A new interferometer directly measured the quantum phase of free fall, matching a prediction tied to Einstein's equivalence ...
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