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2 days ago · According to traditional Big Bang cosmology, the electroweak epoch began 10 −36 seconds after the Big Bang, when the temperature of the universe was low enough (10 28 K) for the electronuclear force to begin to manifest as two separate interactions, the strong and the electroweak interactions.
3 days ago · The universe’s biggest explosions made some of the elements we are composed of. But there’s another mystery source out there. Published: May 30, 2024 11:21am EDT. After its “birth” in the Big...
1 day ago · After its "birth" in the Big Bang, the universe consisted mainly of hydrogen and a few helium atoms. ... (GRB)—the most powerful class of explosion in the universe. These can erupt with a ...
2 days ago · Galaxies Born Shortly After the Big Bang. The researchers estimate the birth of the three galaxies to have occurred roughly 400-600 million years after the Big Bang, the explosion that began it all. While that sounds like a long time, it corresponds to galaxies forming during the first three to four percent of the universe’s 13.8-billion-year ...
2 days ago · Geshnizjani, Ling and Quintin studied whether the onset of the Big Bang is more like the center of a black hole, or more like an event horizon. Their investigation builds upon a theorem proved in 2003 by Arvind Borde, Alan Guth (one of the first people to propose the idea of inflation) and Alexander Vilenkin. This theorem, known by the authors ...
4 days ago · ONe Novae Stellar Explosion May Be Source of Our Phosphorus May 10, 2024 — Astronomers have proposed a new theory to explain the origin of phosphorus, one of the elements important for life on ...
21 hours ago · v. t. e. The cosmic microwave background ( CMB or CMBR) is microwave radiation that fills all space in the observable universe. It is a remnant that provides an important source of data on the primordial universe. [1] With a standard optical telescope, the background space between stars and galaxies is almost completely dark.
