Positron

Cumrun Vafa: String Theory | Lex Fridman Podcast #204

Lex Fridman

The antiparticle of the electron, with a positive electric charge and the same mass as an electron, whose existence was predicted by Dirac and later discovered by Anderson.

The Man Who Accidentally Discovered Antimatter

Veritasium

The antiparticle of the electron, with the same mass but opposite (positive) charge. Discovered by Carl Anderson.

How to record a ghost particle – Public lecture by Dr. Wes Ketchum

Fermilab

No, Matt, this is no crisis

Sabine Hossenfelder