The ash cloud drifted over northern India, causing some flight delays and cancellations, and continued toward China.

Photographs shared to social media depicted a volcano in Ethiopia as it “erupts blue lava.” While the two photographs were authentic, they did not show “blue lava” erupting from a single volcano. Rather, the material that appeared blue was gas ...

Unearthly greens and yellows color the scorching-hot landscape surrounding the Dallol volcano in northern Ethiopia. This alien-like world is filled with hydrothermal pools that are some of the most extreme environments on the planet — and some of them ...

On a quiet Sunday morning in Ethiopia’s Afar region, the ground shook, the sky blackened, and a volcano long considered dormant suddenly came alive.

The explosive power and content of a volcanic eruption are determined by two key factors: the viscosity of the magma and its dissolved gas content