Your vacation in Hawaii has taken a dangerous turn. The Earth shakes. You think it might be an earthquake, but then you see ...

HONOLULU (AP) — Lava is shooting 100 feet to 200 feet (30 to 60 meters) into the air as Hawaii’s Mauna Loa, the world’s largest active volcano, erupts for the first time in nearly 40 years. For now, ...

Sheveluch volcano eruption 2026 adds another chapter to July's record-setting ash sequence, with VAAC Tokyo logging a Flight ...

The explosiveness of a volcanic eruption depends on how many gas bubbles form in the magma—and when. Until now, it was thought that gas bubbles were formed primarily when the ambient pressure dropped ...

It's a truism among oceanographers that there is more accurate mapping of the surface of the moon and Mars than of the deep-ocean floor. That's especially true for the Bismarck Sea, a relatively deep ...

Volcanoes can behave in strikingly different ways, even when they appear nearly identical. Some release slow, steady lava flows. Others erupt violently, sending ash and molten rock high into the sky.