← PBS Space Time · Season 2025

Why Didn’t Antimatter Destroy The Universe? | LHC Breakthrough

S2025 · E9 · 17 Apr 2025 · 18 min

At one-one-thousandth of a second after the Big Bang, the great annihilation event should have wiped out all matter, leaving a universe of only radiation. Why still don't know why any matter survived. Well, a new finding from the LHC brings us one step closer to understanding why there's something rather than nothing.