The Strange World Inside the Atom, Pt. 1
It took scientists a long time to figure out what was inside the atom.
Highlights and Show Notes
Radioactive toothpaste Yes, there really was such a thing! In fact, they were still making it throughout [WWII] (https://www.atlasobscura.com/articles/thorium-toothpaste-alsos-world-war-wwii-manhattan-project)
Ernest Rutherford discovered the half-life, radon, alpha (He, 2 p and 2 n) and beta radiation (e-), first controlled splitting of an atom nucleus, and the proton (H)