A Mysterious Particle Could Explain Why Anything Exists at All
· scitechdaily.com · popularity 20/100 · 0 similar stories today · Space & Astronomy (Space & Astronomy)
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Summary
A long-lived heavy neutrino could have reshaped the early universe’s expansion and tipped the balance toward matter, according to a theory that predicts traces in primordial gravitational waves. If matter and antimatter had annihilated each other completely after the Big Bang, the universe would have been left with energy and no matter. Explaining why matter [...]
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