NITEROI, Brazil -- A Brazilian hiker who died after falling from the ridge of a volcano in Indonesia was buried on Friday in ...

Deep below the surface of the ocean, bacteria and critters that feed off nutrients spouting from hydrothermal vents met with ...

More than 800 tremors have shaken the southwestern Tokara Islands over the past 11 days, including a 5.6-magnitude quake on Wednesday.

Researchers have documented many spectacular effects of the underwater eruption of Hunga Tonga–Hunga Ha‘apai, such as the ...