Keoni Alvarez, a 31-year-old activist and filmmaker who has battled developers trying to build atop burial caves, says that whenever human remains are found inside a lava tube, they render the ...

Every day the lava lake emits around 7,000 tons of sulfur dioxide ... He started up, stretching for handholds and foot placements, drenched in sweat inside the suit. When he was ten feet from ...

The restless lava lake in Nyiragongo's summit crater regularly ... and dissolved gases. Magma collects inside a volcano's magma chamber before it erupts. Nyiragongo's magma chamber is located ...

Io, which is Jupiter's third-largest moon, features large mountains and a glass-like lake of lava with an island in ... intense internal friction deep inside Io's interior. Its surface is composed ...