Jaw-dropping Physics Toys/Gadgets 9

Hi Everyone :) Welcome back! I get asked often: “Where did you get all this stuff?“ My goal is to share the real magic of science and physics- and to this end I will update here (and in my store) suggestions on where to get some of these toys, kinetic art pieces, and scientific curiosities for yourself. Purchasing items from the links on these pages will help support my IG page of science and wonder. Buy physicsfun toys on : (Official websit 🇺🇸) physicsfun toys on amazon : Follow on Instagram : @physicsfun This video contains : 👉🏻 PDLC Electric Field Induced Transparency: when a voltage is placed across Polymer-Dispersed Liquid-Crystal film, long skinny molecules align with the electric field allowing light to pass through without scattering- with the field off the molecules thermally randomize and then do scatter the light passing through, producing a milky whit