558
China’s ‘artificial sun’ breaks nuclear fusion limit thought to be impossible
(www.the-independent.com)
this post was submitted on 10 Jan 2026
558 points (94.1% liked)
Technology
78543 readers
2958 users here now
This is a most excellent place for technology news and articles.
Our Rules
- Follow the lemmy.world rules.
- Only tech related news or articles.
- Be excellent to each other!
- 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, this includes using AI responses and summaries. To ask if your bot can be added please contact a mod.
- Check for duplicates before posting, duplicates may be removed
- Accounts 7 days and younger will have their posts automatically removed.
Approved Bots
founded 2 years ago
MODERATORS
you are viewing a single comment's thread
view the rest of the comments
view the rest of the comments
Fusion was achieved decades ago. But right now it takes more energy than it produces. The theoretical possibility of energy-positive reaction is more or less established. The problem right now is engineering and a little bit of material science. And when (and if) it will be solved there will be whole another set of economical problems, how to make it a commercial product.
All of that hinges less on science and more on whatever intersection of politics, economics, and psychology occupies this space. It was always 15 years away, and it was always correct estimation, it's just it's supposed to be 15 years of founded research and development, not 15 years of begging for funding, trying to navigate political situation, and restarting everything from scratch because previous two were unsuccessful