Einstein’s theory of relativity has explained the universe for more than a century. But under certain conditions, cracks begin to appear. Physicists have identified a gap Einstein never had the tools ...
For several years, an innovative, California-based launch company named Relativity Space has been the darling of investors and media. Relativity promised to disrupt launch by taking a somewhat niche ...
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Record-breaking gravitational wave puts Einstein's relativity to its toughest test yet — and proves him right again
A record-breaking gravitational wave signal let scientists "listen" to a distant black hole merger and put Einstein's gravity to its toughest test yet.
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