1 hour ago · Japan
One of Earth’s most powerful supervolcanoes is refilling with fresh magma
What's happening
SignalsMonitor is following this as a technology story. ScienceDaily Top News is the outlet attached so far. The reports are tied to Japan. The first report grouped here was at 23 Oct 2026, 11:23 UTC. The headline in use is “One of Earth’s most powerful supervolcanoes is refilling with fresh magma”. This note is SignalsMonitor's own briefing, not the publisher's article.
What we know
Deep beneath Japan’s Kikai caldera, a massive magma reservoir is refilling 7,300 years after one of the most powerful volcanic eruptions in Earth's recent geological history. Scientists used underwater seismic surveys to reveal a vast store of magma that appears to have accumulated since the ancient catastrophe.
Story timeline
Reports grouped into this story, earliest first. Exact repeats from the same outlet are collapsed.
- First reported by ScienceDaily Top News
One of Earth’s most powerful supervolcanoes is refilling with fresh magma
Reported by 1 outlet
- ScienceDaily Top News
- ScienceDaily Top NewsOne of Earth’s most powerful supervolcanoes is refilling with fresh magma