video thumbnail 5:16
17 Tonnes of Spinning Glass: Making the World's Largest Telescope

2018-01-01

[public] 372K views, 22.5K likes, 275 dislikes audio only

channel thumbTom Scott

This week's guest video comes from Active Galactic Videos: go subscribe! https://www.youtube.com/ActiveGalacticVideos/ They got to walk on the dish of a telescope: https://www.youtube.com/watch?v=1lfXsN45088

At the Richard F. Caris Mirror Lab, under the football stadium of the University of Arizona, there's an enormous rotating furnace, keeping tonnes of glass heated as it forms the mirrors for the Giant Magellan Telescope. Here's a look inside!


Tom Scott Hi, I'm Tom Scott. These are some of the things I've made and done. They'll probably come back to haunt me in a few years' time. Contact me: https://www.tomscott.com/contact/ • • • This channel is a production of Pad 26 Limited, registered in England and Wales, № 11662641. Registered office: Amelia House, Crescent Road, Worthing, West Sussex, BN11 1QR (This address is only for legal documents; no other mail will be forwarded.)
/youtube/channel/UCBa659QWEk1AI4Tg--mrJ2A
Active Galactic Subscribe to Active Galactic Videos!
youtube.com/channel/UCy0CQROnerc-bHhjFEjpHpw
Walking on a Dish - VLBA, Interferometry, and Radio Telescopes 30,923 views
youtube.com/watch?v=1lfXsN45088