Mid-ocean ridge basalts (MORBs), located far from subduction zones, are typically thought to be unaffected by subduction ...

New seismic images of the Lucky Strike slow-spreading segment of the Mid-Atlantic Ridge show thick lower crust at the center ...

That ridge, it was later discovered, extended through the major oceans of the world. It is now called the Mid-Ocean Ridge ... called the Great Global Rift, came very close to land.

A new study about Earth's northernmost seafloor hydrothermal system shows even more variety in vent styles than previously thought.