The infant universe transforms from a featureless landscape to an intricate web in a new supercomputer simulation of the cosmos’s formative years. An animation from the simulation shows our universe ...
READER QUESTION: My understanding is that nothing comes from nothing. For something to exist, there must be material or a component available, and for them to be available, there must be something ...
Scientists have spotted an unusual gravitational-wave signal that may reveal the universe’s first primordial black holes—tiny relics dating back to the Big Bang. Recorded by LIGO–Virgo–KAGRA in ...
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