Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

The recent death of the Brazilian hiker Juliana Marins has led to accusations of Indonesian incompetence, and even threats of ...

Hawaiian Volcano Observatory field engineers on July 10, 2025, visited monitoring stations downwind of the Kīlauea summit ...

Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.

The remains of landscapes thought to have formed when ancient rivers flowed across East Antarctica have been discovered—and ...

Magma from the mantle finds its way to the surface, where it erupts as lava or ash and gas—sometimes in spectacular spurts, ...

Scotland's dramatic volcanic landscape once rivalled the fiery activity of modern-day Hawaii, scientists have discovered.

A team of scientists put together a global database of submarine mud volcanoes. Orders of magnitude more are still bubbling, ...

New research from the Chilean Patagonia has identified a link between glacial retreat and underground volcanic activity ...

Those of us who call Urbana-Champaign home know it’s not quite like any other place. There’s a certain spirit in the ...

Where islands outnumber towns and coastlines fragment into thousands of pieces, here are the countries with the most islands.

Too many lawns have a volcano-shaped pile of mulch around the base of the trees, which can lead to diseases, pests, and even ...