sábado, 19 de agosto de 2017

How To Safely Watch A Solar Eclipse


Can't find safe eclipse glasses? Make your own eclipse projector instead. Host/Narrator: Sophie Bushwick Producer/Video by: Jason Lederman -- FOLLOW POPULAR SCIENCE http://www.popsci.com Facebook: http://ift.tt/1mDk8YO Twitter: https://www.twitter.com/popsci Instagram: http://ift.tt/2ieE7iU Snapchat: http://ift.tt/2fSZV2X Pinterest: http://ift.tt/2idLrLJ
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