Youtube: Julien Bobroff

Julien Bobroff’s YouTube presence cannot be fully decoupled from his physical projects, most notably the "Saccoche" (The Satchel). This is a literal bag containing low-cost physics experiment kits that he has designed. On his channel, he often demonstrates these kits.

Because here’s the secret: It’s called curiosity. And it’s infinitely more sensitive than any laser.