this post was submitted on 19 Feb 2025
1313 points (99.8% liked)

Technology

63135 readers
4605 users here now

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

Our Rules

  1. Follow the lemmy.world rules.
  2. Only tech related content.
  3. Be excellent to each other!
  4. Mod approved content bots can post up to 10 articles per day.
  5. Threads asking for personal tech support may be deleted.
  6. Politics threads may be removed.
  7. No memes allowed as posts, OK to post as comments.
  8. Only approved bots from the list below, to ask if your bot can be added please contact us.
  9. Check for duplicates before posting, duplicates may be removed
  10. Accounts 7 days and younger will have their posts automatically removed.

Approved Bots

founded 2 years ago
MODERATORS
L3s@lemmy.world
enu@lemmy.world
technopagan@lemmy.world
L4s@lemmy.world
1313
France runs fusion reactor for record 22 minutes (newatlas.com)
submitted 3 days ago by misk@sopuli.xyz to c/technology@lemmy.world
248 comments fedilink hide all child comments
you are viewing a single comment's thread
view the rest of the comments
[–] notsoshaihulud@lemmy.world 26 points 3 days ago (1 children)

I think this energy density math really depends on whether only the core or the whole surface area is taken into consideration.

[–] cynar@lemmy.world 21 points 3 days ago (1 children)

Even the core only has an output of 200-300W/m^3.

[–] logi@lemmy.world 13 points 3 days ago (1 children)

That's about the energy output per volume of a 70 year old cyclist.

[–] DemBoSain@midwest.social 12 points 3 days ago (1 children)

Right, for the Americans here that hate metric.

[–] ThrowawayPermanente@sh.itjust.works 8 points 3 days ago

Cyclist-years is a unit that has served us well for generations