Mount St. Helens and the Worst Volcano Eruption in U.S. History

It was small by volcanic standards, but massive by human ones: on this day in 1980, Mount St. Helens erupted in what the ...
KARE 11

Experts worry about dangers of Mount Rainier eruption despite no signs of activity

SPOKANE, Wash. – Experts are worried about the tallest mountain in the Cascade Range, according to National Geographic magazine. The article titled “This May be the Most Dangerous U.S. Volcano,” ...

The Permian extinction—when life nearly came to an end

A quarter of a billion years ago, long before dinosaurs or mammals evolved, the predator Dinogorgon, whose skull is shown here, hunted floodplains in the heart of today's South Africa. In less than a ...
SFGate

Hawaii Volcanoes National Park visitors run for cover during volcanic eruption, rare rock storm

HAWAII VOLCANOES NATIONAL PARK — When Scott and Pamela Rippel found out scientists were predicting a fountain of lava would erupt in Hawaii Volcanoes National Park on Jan. 24, they extended their ...