This Cold War outpost concealed more than submarines—it hosted a devastating eruption that cooled the planet nearly 200 years ...

Abandoned Soviet Island Contained Quadruple Volcanoes That Caused a Violent Eruption in 1831 For almost two decades, experts ...

This eye-catching satellite photo shows Simushir, a little-known Russian island and former Soviet naval base, featuring four end-to-end volcanoes ... of any eruption on Simushir in 1831, likely ...

Simushir is part of the Kuril Islands, comprising 50 volcanic islands in the North Pacific Ocean. It stretches for eight ...

In the summer of 1831, strange things began to happen in the skies over Europe and North America. The sun shimmered blue and ...

A 2024 satellite photo shows four end-to-end volcanoes perfectly ... was the site of a surprise eruption that temporarily cooled the Northern Hemisphere in 1831.

Long sealed off as a Soviet sub base, Simushir Island harbored a secret. In 1831 ... Now it’s hiding volcanic truths that could rewrite climate history—and warn us of eruptions yet to come.

Get Instant Summarized Text (Gist) Volcanic ash injected into the atmosphere during eruptions promotes ice cloud formation by serving as surfaces for heterogeneous ice nucleation. Satellite data ...

And while the advisory assured that the “likelihood of an eruption continues to gradually decline,” the 11,000-foot-tall volcano remains at an “elevated state of unrest,” meaning that an ...