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Is gravity a real force or just a cosmic illusion we’ve misunderstood?
Every time a coffee mug drops, a satellite orbits or an astronaut floats, we are watching the same phenomenon play out under ...
The accelerating expansion of the universe is usually explained by an invisible force known as dark energy. But a new study ...
The accelerating expansion of the universe could be explained by modifying general relativity so that gravity has mass – or so thinks a small group of physicists. Matthew Francis reports What lies ...
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