For decades, scientists have debated what wiped out the dinosaurs 66 million years ago. The usual suspects? A massive asteroid or powerful volcanic eruptions. But now, researchers from Dartmouth ...

When and where the earliest modern human populations migrated and settled in East Asia is relatively well known. However, how these populations moved between islands on treacherous stretches of sea is ...

The 1815 eruption produced 60 megatons of sulfur, and as a result, average global temperatures dropped by around 3°C (5.4°F).

Kilauea volcano put on another spectacular show Friday night with lava fountaining in Halemaumau crater reaching new heights for the latest eruption, which began nearly 10 months ago. Scientists with ...

A volcano in Ethiopia has erupted for the first known time in 10,000 years, spewing plumes of thick smoke and ash high into the sky and impacting air travel thousands of miles away in India. The ...