Tell me if you’ve heard this one before: a volcano scientist who does her work in the middle of the Pacific Ocean—at the ...

Triton was the first submersible to reach the deepest points of all five oceans. Journalist Susan Casey shares her experience ...

Sandwiched between the freezing cold of Earth’s coldest continent and the warmth of its southernmost active volcano, the ...

A geologically dynamic region in the Great Rift Valley is closely watched by scientists as a fascinating natural laboratory.

It is widely believed that Earth's atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid increase in microorganisms capable of performing photosynthesis. Researchers ...

Scientists found that volcanic eruptions triggered short-lived oxygen spikes before Earth's air became breathable.

They’ve since been discovered throughout the world’s oceans, as have two other types of deep-sea deposit: crusts and sulphides. On the flanks and summits of submerged extinct volcanoes, called ...

This zone, where three tectonic plates meet, is known for its deep ocean trenches and intense volcanic arcs. The eruptions of Home Reef, although spectacular, have had little impact on local ...

“The science team will seek out hydrothermal vents and deep-sea volcanoes and venture into the 8000-meter-deep South Sandwich Trench, the most geographically isolated and coldest trench on Earth,” the ...