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.

  • captainlezbianEnglish
    70·
    8 months ago

    Yeah they go really well. Like you probably use some and don’t realize it. One of my local gas station chains is one