After a year of explosive episodes, the summit continues inflating with fountaining possible as early as Wednesday.

Venus, often called Earth's twin, hides extreme conditions and secrets. It is the solar system's hottest planet due to a ...

Saint Kitts and Nevis is a twin-island nation in the eastern Caribbean’s Lesser Antilles, covering a combined area of 104 square miles. Its capital, Basseterre, is situated on the island of Saint ...

Analysis of the second confirmed interstellar comet to visit our solar system suggests that the alien body could be covered in erupting icy, volcano-like structures called cryovolcanoes. Researchers ...

The interstellar comet 3I/ATLAS could be covered in erupting "ice volcanoes," new observations suggest. Researchers found evidence that as the comet approached the sun, a series of cryovolcanoes ...

University of Birmingham volcanologist Mike Cassidy argued that the biggest danger could come, not from Yellowstone and Mount Etna, but from hidden volcanoes that appear dormant and are barely ...