Scientists are warning that glaciers melting due to global warming could trigger explosive and potentially deadly volcanic ...

Yellowstone’s geological history is one of the most intensely studied in North America. From a map drawn on a bison pelt by ...

From asteroids the size of football stadiums to nuclear war and man-made pandemics, it can seem as if humankind is in ...

An Alaskan volcano that has been inactive for more than 100 years is showing signs of rumbling, according to scientists.