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

There’s a penguin who works for the King of Norway? There’s a navy that can’t get near the ocean? There’s a state that is ...

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 ...

A volcanic explosion, somewhere in the tropics, may have increased European trade with central Asia—which brought fleas ...

Check the list of the most famous mountain ranges in the U.S., including their locations, unique features, why they are ...

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 ...

Santa inspired by St. Nicholas, a 4th-century bishop known for kindness and secret gift-giving. Santa's red suit popularized by Coca-Cola, earlier depictions showed him in bishop's attire. Santa's ...

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 ...

The Hayli Gubbi volcano in the rural northeast of Ethiopia erupted November 23. Afar Communication Bureau via Facebook A volcano in northern Ethiopia erupted Sunday, marking its first known eruption ...

A volcano in Ethiopia's northeastern region erupted for the first time in nearly 12,000 years, sending thick plumes of smoke up to nine miles into the sky, the Toulouse Volcanic Ash Advisory Centre ...

A long-dormant volcano erupted in northern Ethiopia over the weekend, sending ash plumes across the Red Sea toward Yemen and Oman. The Hayli Gubbi volcano in the Afar region of Ethiopia erupted on ...

POZZUOLI, Italy — In Greek and Roman mythology, the Campi Flegrei volcano is depicted as the opening to the underworld. Its prehistoric eruptions blocked out the sun, turning summer into winter and ...