| Title | : | Why It Was Almost Impossible to Make the Blue LED |
| Duration | : | 33 minutes, 45 seconds |
| Uploader | : | Veritasium |
| Added On: | : | 08 February, 2024 |
| Views | : | 20.1M times |
| Likes | : | 0 |
| Source | : | YouTube |
The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea. Head to httpsbrilliant.orgveritasium to start your free 30-day trial, and the first 200 people get 20% off an annual premium subscription.Special thanks to our P
