- cross-posted to:
- science@lemmy.world
- videos@lemmy.world
- videos@hexbear.net
- cross-posted to:
- science@lemmy.world
- videos@lemmy.world
- videos@hexbear.net
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.
Haven’t watch the video yet, but I remember how impressed my step dad was with the blue LED when we got our PlayStation 2. I was like, yeah great whatever let’s play games, at the time.