# Lab-made tiny solar flares may explain coronal heating mystery

Scientists have recreated miniature “solar flares” in the laboratory, offering a possible explanation for why the Sun’s corona is far hotter than its surface. The work could help resolve a long-standing mystery about how the outer atmosphere is heated.

**Importance:** 3/5

## Sources

### Science
- [New Scientist](https://www.newscientist.com/article/2595244-tiny-solar-flares-recreated-in-the-lab-may-explain-corona-mystery/?utm_campaign=RSS|NSNS&utm_content=home&utm_medium=RSS&utm_source=NSNS) — Thu, 22 Oct 2026 19:00:00 +0000