Feynman diagrams
ConceptMentioned in 3 videos
A graphical method for visualizing particle interactions, developed by Richard Feynman.
Videos Mentioning Feynman diagrams

Donald Hoffman: Reality is an Illusion - How Evolution Hid the Truth | Lex Fridman Podcast #293
Lex Fridman
Diagrammatic representations used in quantum field theory to depict particle interactions, which become overly complex when enforcing locality and unitarity in SpaceTime.

The Man Who Accidentally Discovered Antimatter
Veritasium
A graphical method for visualizing particle interactions, developed by Richard Feynman.

Fermilab Physics Slam 2012
Fermilab