The Action Lab on MSN

Are there hidden variables in quantum mechanics?

In this video I show you what a hidden variable is and then show you a proof of Bell's Theorem that shows how we know that ...
YouTube on MSN

Why do neutrinos have mass? A small question with huge consequences

Neutrinos are weird. But all the big unsolved problems in physics are somehow connected to one unsolved mystery: Why do neutrinos have mass? Hosted by: Stefan Chin SciShow has a spinoff podcast! It's ...