If the ocean floor was spreading apart at the Mid-Atlantic Ridge, it could explain how the ... the U.S. government didn’t ...

a portion of lower crustal gabbroic rocks and peridotite mantle rocks uplifted during faulting of the seafloor (e.g. Ildefonse et al., 2007) that formed over the last 1-2 my (Blackman et al., 2002; ...

An underwater avalanche decimated a huge chunk of the East Atlantic seabed nearly 60,000 years ago, leaving behind an enormous trail of destruction. The avalanche started as a small seafloor slide ...