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Jan 19, 2022 · Theories about the universe's origin and ultimate fate often center on how matter could emerge from nothing. Through an exploration of theoretical constructs like the Planck epoch and quantum fluctuations, alongside Roger Penrose's conformal cyclic cosmology, a picture is painted of a universe cy
Sep 13, 2022 · With electrons and positrons (or “holes”) being created out of literally nothing, just ripped out of the quantum vacuum by electric fields themselves, it’s yet another way that the...
- Ethan Siegel
Jan 4, 2022 · The spacetime vacuum state is seething with particles constantly being created and destroyed, apparently "out of nothing". But perhaps all this really tells us is that the quantum vacuum is (despite its name) a something rather than a nothing.
Nov 27, 2020 · In a remarkable scientific leap, 20th century scientists were able to reconstruct the timeline for how our Universe went from a mostly uniform Universe, devoid of complex structure and...
- Ethan Siegel
So, "How could our universe suddenly appear out of nothingness?". Logically it never could have, "universe" appearing out of "nothingness" implies that "nothingness" caused the "universe" (something) therefore they both existed at some definitive point in reality.
Feb 1, 2006 · The ancient Greeks debated the origin of time fiercely. Aristotle, taking the no-beginning side, invoked the principle that out of nothing, nothing comes. If the universe could never have...
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Jan 5, 2018 · When we look out at the Universe, at all the stars, galaxies, gas clouds, clusters, superclusters and largest-scale structures everywhere, everything appears to be made of matter and not...