Oct 29, 2021 • 33M

Everything You Always Wanted to Know About Leptons But Were Too Afraid to Ask — Part I

A random news item sets Bob off on a journey for the hidden secrets of the universe.

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Do you know what a lepton is? A muon? A quark? A boson? Bob can’t even grasp the Facebook terms of service, but he found a particle physicist who both understands the nature of matter and was willing to explain it to him. Or try, anyway. Joining Bob for the first of a two-part conversation is Steven Goldfarb, a physicist at the University of Melbourne working on the ATLAS Experiment at CERN — the European particle physics consortium that operates the world’s biggest particle accelerator near Geneva, Switzerland.