After Big Bang, shock waves rocked newborn universe

Simulations of early cosmos could help explain birth of magnetic fields, antimatter mystery

shockwave simulation

IT’S SHOCKING  Studies of the early universe indicate that shock waves formed less than one ten-thousandth of a second after the Big Bang. In the simulation shown above, brighter regions are denser parts of the universe, and lines where the density changes abruptly indicate shocks.

U.-L. Pen and N. Turok

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