Scientists agreed the rocky outcrops in a remote part of Quebec, Canada, were ancient. But were they really Earth’s oldest?

A thin, yet dense, sunken ocean floor could be deep between the Earth’s core and mantle. The findings of a new study published April 5 in the journal Science Advances used global-scale seismic ...

Pieces of Earth’s rocky mantle were collected by a drilling vessel called the JOIDES Resolution about a mile beneath the North Atlantic ocean floor at an underwater mountain called Atlantis ...

Sweeping The Ocean Floor Strange sea creatures caught on film for the first time. By Robert Kunzig. Jun 13, 2007 5:00 AM Nov 12, 2019 4:19 AM. ... Away from the rocky slopes of the seamounts and ...

At an underwater mountain in the middle of the Atlantic Ocean, scientists have drilled nearly a mile beneath the ocean floor and pulled up an unprecedented scientific bounty — pieces of Earth ...

The mantle breakthrough was part of the International Ocean Discovery Program, a research consortium of more than 20 countries using a giant ship to drill into the ocean floor and retrieve rocky ...