A stunning composite image, made up of three years' worth of satellite photos, shows the ancient lava of Libya's Haruj volcanic field interspersed with patches of golden sand.

An uptick in seismic activity on the volcanic island of Santorini has raised concerns about a potential eruption.

Since then, the region surrounding Vesuvius has experienced several earthquake swarms, most recently in 1999, according to the Global Volcanism Program at the Smithsonian Museum of Natural History.

According to the volcanism hypothesis, this global-scale volcanic activity spewed so much gas, ash, and dust into the atmosphere that it kept sunlight from reaching Earth's surface. Temperature ...

according to the Global Volcanism Program at the Smithsonian's National Museum of Natural History. While the dark color of the petrified lava makes the field look smooth and flat from above ...