Light-emitting diodes (LEDs) are so ubiquitous that it's easy to forget just how much society relies on these underappreciated technological wonders. Yet, the history of the LED goes back further than ...
Scientists discover that fish scales sourced from fish waste can be turned into the nanostructures that are used to make LEDs. By Dan Bracaglia / Popular Photography Published Aug 7, 2022 9:00 PM EDT ...
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