22-25 July 2021 Jodrell Bank Observatory

Marco Gersabeck: The Big Bang ABC

Marco Gersabeck’s DotTalk covered one of the biggest mysteries around the Big Bang: why are we living in a Universe of matter, which seems all but devoid of antimatter? Discover more from bluedot 2019.

The Big Bang created equal amounts of matter and antimatter, which subsequently annihilated to pure energy. Well, almost: a tiny asymmetry in the processes involving the very first subatomic particles led to a relatively small amount of leftover matter, just enough to make up all of the Universe as we know it today.

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