The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea. Head to https://brilliant.org/veritasium to start your free 30-da...

The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.

    • cornflaku@lemmy.worldEnglish
      0·
      9 months ago

      same position can’t watch the video; it was very useful thank you! scrolled forever looking for this, exactly what I was after.