significant concentrations of sulfur dioxide in a planet's atmosphere can suggest that the planet is likely uninhabitable, allowing researchers to eliminate it from further consideration.

MANILA, Philippines — Kanlaon Volcano on Negros Island emitted over 4,000 metric tons of sulfur dioxide on Sunday, the Philippine Institute of Volcanology and Seismology (Phivolcs) said on Monday.

Kanlaon Volcano had more volcanic earthquakes and sulfur dioxide emission, according to the bulletin of the Philippine Institute of Volcanology and Seismology (PHIVOLCS) on Monday. On Sunday, a total ...

The eruption released sulfur dioxide and other particles such as ash into the air ... so once scattered, they absorbed the red light while allowing other colours to pass through. This resulted in ...