After a powerful undersea volcanic eruption near the island nation of Tonga on Jan. 15, early reports gave an indication of the expanse of its destruction. Tonga, an archipelago in the Pacific Ocean, ...

Dramatic satellite footage has captured the sheer power of the underwater volcanic eruption near Tonga, showing a monstrous plume of ash and smoke bursting from the ocean’s surface. The eruption of ...

Newly released satellite images show the devastating, widespread damage to the Tongan islands following the eruption of an undersea volcano on Jan. 15. The satellite photos, provided to NPR by Maxar ...

A new study shows that a “great earthquake” and tsunami that killed 192 people in Samoa, American Samoa and northern Tonga on Sept. 29, 2009, actually was triple whammy. University of Utah ...

The Five Deeps Expedition should really rename itself the "Eight (or maybe) Nine Deeps Expedition." What began as a quest to explore the deepest locations in each of the world's five oceans has ...