Get free access to over 2500 documentaries on CuriosityStream: http://go.thoughtleaders.io/1622620200907 (use promo code "zachstar" at sign up) STEMerch Store: https://stemerch.com/ Support the Channel: https://www.patreon.com/zachstar PayPal(one time donation): https://www.paypal.me/ZachStarYT Join this channel to get access to perks: null ►Follow me Instagram: https://www.instagram.com/zachstar/ Twitter: https://twitter.com/ImZachStar Mathematics used to solve crime: https://www.youtube.com/watch?v=-cXBgHgX5UE Hypersphere universe: https://www.youtube.com/watch?v=iiGe2x8t6mA Lumberjack Feynman Lectures: https://www.youtube.com/watch?v=Gucaa-pwuD8 Mathematics of Universe (Metric Tensor Video): https://www.youtube.com/watch?v=KT5Sk-62-pg Animations: Brainup Studios ( http://brainup.in/ ) Check out my Spanish channel here: https://www.youtube.com/channel/UCnkNu2xQBLASpj6cKC8vtpA ►My Setup: Space Pictures: https://amzn.to/2CC4Kqj Magnetic Floating Globe: https://amzn.to/2VgPdn0 Camera: https://amzn.to/2RivYu5 Mic: https://amzn.to/35bKiri Tripod: https://amzn.to/2RgMTNL Equilibrium Tube: https://amzn.to/2SowDrh ►Check out the my Amazon Store: https://www.amazon.com/shop/zachstar