A colossal “cosmic volcano” has erupted in deep space, as a supermassive black hole in galaxy J1007+3540 roars back to life ...

Researchers traced tremor signals deep inside Tanzania’s Oldoinyo Lengai volcano, pinpointing their 3D locations for the first time. The study revealed linked tremors at different depths, offering a ...

Deep beneath one of the United States’ most closely watched volcanoes, researchers see not only a source of risk but a vast reservoir of clean, constant heat. The idea is as audacious as it sounds: ...