Why all solar panels are secretly LEDs (and all LEDs are secretly solar panels)

Part 2 - explainer video is here: https://www.youtube.com/watch?v=TGUteH93xNo LEDs and solar panels are both made of diodes. A diode is just designed to allow electricity to flow in one direction but because we make them out of semiconductors they can do all these other things. Video produced in cooperation with Merck (https://www.youtube.com/user/merckgroup). Merck is known as Merck KGaA, Darmstadt, Germany in the United States. Here's the link to the curiosity report (interactive): https://www.merckgroup.com/en/interactive-report?ko_StMo And here it is as a PDF: http://bit.ly/StateofCuriosityReport2018 Animations by Dom Burgess. His brilliant channel, Every Think, is here: https://www.youtube.com/channel/UCGI000V6ZIAQf97MNybAaLQ Thanks to these amazing patrons on Patreon for supporting my channel: Glenn Watson Joël van der Loo Patreon: https://www.patreon.com/stevemould Twitter: http://twitter.com/moulds Instagram: https://www.instagram.com/stevemouldscience/ Facebook: https://www.facebook.com/stevemouldscience/ Buy nerdy maths things: http://mathsgear.co.uk