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

One of New Mexico’s most unique geological structures is being internationally recognized. The Kasha-Katuwe Tent Rocks ...

Scientists discovered that volcanic eruptions in India’s Deccan Traps 66 million years ago released gases that altered ...

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

As NASA astronauts aim for landings in 2027, geologists find surprises in recently retrieved samples from the far ...

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

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

Not all mountains in the Yellowstone region are volcanic in origin. The Wind River Range, southeast of Yellowstone National ...

These results suggest that similar reactions between helium and iron may have occurred within Earth’s core shortly after its formation, trapping much of the primordial helium-3 in the material that ...

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

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

It should come as no surprise that when I head to a tropical island, I am more interested in the mountains than the beach.