- cross-posted to:
- science@lemmy.world
- videos@lemmy.world
- cross-posted to:
- science@lemmy.world
- videos@lemmy.world
The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.
The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.
Here’s an Odyssey link too:
https://odysee.com/@veritasium:f/why-it-was-almost-impossible-to-make-the:9
Here’s the lbry link to that Odysee link:
lbry://why-it-was-almost-impossible-to-make-the#9