In the high desert of north-central New Mexico, a 40-minute drive west of Santa Fe, a surreal landscape of eroded volcanic ...

For billions of years, Earth’s atmosphere lacked the oxygen necessary to sustain complex life. While scientists have long ...

Giant regions of the mantle where seismic waves slow down may have formed from subducted ocean crust, a new study finds.

Earth’s climate over millions of years is shaped by both internal forces, like volcanic activity, and external ones, such as ...

Ancient petroglyphs carved into volcanic rock outside Bishop in the eastern Sierra were recently damaged by vandals, and ...

Authorities are seeking the public's help in finding individuals who desecrated ancient, protected tribal rock carvings near ...

The film explores the origins of various rocks found in the Grand Canyon, revealing that many rocks are formed from ancient sand dunes that hardened over time. It discusses how to interpret clues in ...

Standing at 12,300 feet, Guatemala's Volcan de Fuego is among the most active in Central America and last erupted in June 2023.

A new look at an ancient eruption at Campi Flegrei raises new questions about the propensity of the still-active volcano, ...

Guatemalan authorities evacuated around a thousand people on Monday after Central America's most active volcano erupted, ...