The explosive volcanic eruption in Tonga on Saturday appears to dwarf the largest nuclear detonations ever conducted, according to a global group that monitors for atomic testing. The shock wave from ...

The single-person chamber resembles a spaceship transport pod with a Pacific isle stylings. Following orders, I cross my arms over my chest, cross my feet and recline. Then a trapdoor opens beneath my ...

Hidden in the Pacific, two very different volcanoes are forcing scientists to rethink what counts as “biggest.” Tamu Massif, a shield-like giant buried beneath the northwest Pacific, spent years ...