Far beneath the Atlantic Ocean, about 1,000 kilometers off Portugal’s coast, lies a colossal underwater canyon system that dwarfs even the Grand Canyon. Known as the King’s Trough Complex, this ...

Image: Tiny crystals called zircons are used to date oceanic crust. A newly developed method that detects tiny bits of zircon in rock reliably predicts the age of ocean crust more than 99 percent of ...

The formation and composition of oceanic crust remain central yet unresolved questions in plate tectonics. While seismic data suggest a globally uniform crustal thickness (~6 km), petrological ...

Data from scientific ocean drilling have offered important insights through which we have begun to better understand solid Earth cycles, including the interaction and evolution of Earth’s crust, ...

The Bermuda Triangle has been the source of tall tales for decades, but deep in the North Atlantic Ocean lies a real mystery that has always left geologists baffled. The archipelago of Bermuda sits ...