A Volcanic Eruption on Mars? Nope.

A photograph from a spacecraft orbiting Mars shows a long, white wisp, close to a thousand miles long, spilling out of a giant volcano. Could the volcano, thought to be dormant for some 50 million years, be about to blow? Planetary scientists confidently say no. “It’s just a cloud,” said Eldar Noe Dobrea, a scientist at the Planetary Science Institute, which is based in Tucson, Ariz.
Read more: https://www.nytimes.com/2018/10/26/science/mars-cloud-volcano-eruption-arsia-mons.html?source=Snapzu