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What physics really says about time travel possibilities
Time travel has shifted from pure fantasy to a serious, if highly constrained, topic in modern physics. The equations that ...
A new solution to Albert Einstein's theory of general relativity suggests hypothetical gravitational stars that look like black holes could be nested within one another. When you purchase through ...
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'Einstein's equations need to be refined': Tweaks to general relativity could finally explain what lies at the heart of a black hole
Theoretical physicists have proposed a potential solution to one of the most puzzling problems in modern physics: the black ...
New impressions A visualization of a curved space–time “sea” from the general-relativity simulations carried out by the authors.(Courtesy: James Mertens) From the Genesis story in the Old Testament to ...
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