Cosmic rays inside a dense molecular cloud were measured for the first time, helping scientists better understand how stars begin forming.
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The Hubble tension: How magnetic fields could help solve one of the universe’s biggest mysteries
Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields ...
A vast, flat sheet of dark matter may solve the long-standing mystery of why our neighboring galaxy Andromeda is speeding ...
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