Einstein’s claim that the speed of light is constant has survived more than a century of scrutiny—but scientists are still daring to test it. Some theories of quantum gravity suggest light might ...
New research has uncovered an unexpected flaw in Einstein’s theory of relativity — a gap that no one had the tools to detect until now. The anomaly appears in extreme environments, where gravity and ...
Our understanding of the universe may be completely wrong.
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The accelerating expansion of the universe is usually explained by an invisible force known as dark energy. But a new study ...
Planets that orbit white dwarf stars should be too hot to host alien life, theories suggest. But a new study accounting for Einstein's general relativity may rewrite that rule. When you purchase ...
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