33:45invention of the blue ledDocumentary
Why It Was Almost Impossible to Make the Blue LED
Veritasium
10 HN recommenders
Search results
- Category: Physics, Space & Chemistry
Results for “semiconductors”
4 videos33:45
14:40
30:15home photolithographyTutorial
Antique 4x5 camera creates 20 micron photolithography masks: Super tiny tax form
Applied Science
1 HN recommender
5:36diodes leds and solar cellsExplainer
Why all solar panels are secretly LEDs (and all LEDs are secretly solar panels)
Steve Mould
Discussed on HN
Sources and selection
Videos shared and discussed on Hacker News, with original community evidence and topic labels.
Indie Picks is organized from video metadata and uploader descriptions; it is not a full-video editorial review. HN Library retains community discussions. Sources and data notes