What is the difference between active and dormant volcanoes?

Volcanoes are an impressive force of nature. Physically, they dominate the landscape, and have an active role in shaping our planet's geography. When they are actively erupting, they are an extremely dangerous and destructive ...

Indian Ocean cocktail party leaves trail of party hats behind

(PhysOrg.com) -- Scientists have unexpectedly found traces of the supercontinent Gondwana in the Indian Ocean - in the process solving a mystery behind a large group of ocean 'mountains' known as seamounts, including Christmas ...

Scientists discover seamount in Pacific ocean

University of New Hampshire scientists on a seafloor mapping mission have discovered a new seamount near the Johnson Atoll in the Pacific Ocean. The summit of the seamount rises 1,100 meters from the 5,100-meter-deep ocean ...

A hitchhiker's guide to pumice

A floating raft of pumice created by an underwater volcanic eruption near New Zealand, and teeming with marine hitchhikers, has been spotted in the northern Great Barrier Reef.

Geoscientists back from expedition to Labrador Sea

Scientists from the Alfred Wegener Institute have researched the geology of the seabed in the Labrador Sea on board of the research vessel Maria S. Merian. They have studied the so-called Eirik Drift at the southern tip of ...

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