Technology@lemmy.worldEnglish · 9 months ago

Why It Was Almost Impossible to Make the Blue LED

youtu.be

205

cross-posted to:
videos@lemmy.world

934

Why It Was Almost Impossible to Make the Blue LED

youtu.be

Whirling_Cloudburst@lemmy.world to

Technology@lemmy.worldEnglish · 9 months ago

205

cross-posted to:
videos@lemmy.world

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.

Chat

Sentau@discuss.tchncs.de
link
fedilink
English
arrow-up
2
arrow-down
1·
9 months ago
Yeah but it only works if the source is moving towards the observer

Technology@lemmy.world

technology@lemmy.world

Create a post

You are not logged in. However you can subscribe from another Fediverse account, for example Lemmy or Mastodon. To do this, paste the following into the search field of your instance: !technology@lemmy.world

This is a most excellent place for technology news and articles.

Our Rules

Follow the lemmy.world rules.
Only tech related content.
Be excellent to each another!
Mod approved content bots can post up to 10 articles per day.
Threads asking for personal tech support may be deleted.
Politics threads may be removed.
No memes allowed as posts, OK to post as comments.
Only approved bots from the list below, to ask if your bot can be added please contact us.
Check for duplicates before posting, duplicates may be removed

Approved Bots

Visibility: Public

This community can be federated to other instances and be posted/commented in by their users.

4.09K users / day
9.48K users / week
16.9K users / month
34.8K users / 6 months
1 local subscriber
59.1K subscribers
8.6K Posts
315K Comments
Modlog