Poás Volcano’s intense activity—tremors, gas, and ash—prompts a ‘Precautionary’ alert as experts warn of risks at Costa ...

The Philippine Institute of Volcanology and Seismology raised the status of Kanlaon Volcano on Negros Island to Alert Level 3 ...

Scientists warn that the Alaska volcano Mount Spurr is likely to erupt soon, showering ash on Anchorage and potentially disrupting air travel.

A strange rock on Mars is raising new questions about the possibility of ancient microbial life on the Red Planet. According ...