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We have 4 fundamental forces of nature. 'Quantum gravity' could help lead us to a mysterious 5th

Scientists think a new framework for quantum gravity could offer clues about a mysterious 5th fundamental force of nature.
Inverse

Physicists Just Measured Gravity on the Smallest Scale Ever By Using a Promising New Technique

Just over a week ago, European physicists announced they had measured the strength of gravity on the smallest scale ever. In a clever tabletop experiment, researchers at Leiden University in the ...
Phys.org

Gravity experiments on the kitchen table: Why a tiny, tiny measurement may be a big leap forward for physics

Just over a week ago, European physicists announced they had measured the strength of gravity on the smallest scale ever. In a clever tabletop experiment, researchers at Leiden University in the ...