Seeing through sediment reveals Red Sea tectonics

Geologists have long contested the structure of the Red Sea. Many regard it as an extended rift basin where two continental plates are actively moving apart, while others see it as a fully developed ocean with a mid-ocean ...

Why are most rocks on Earth much younger than the planet itself?

The rocks on Earth are not all the same age. In fact, most are significantly younger than the planet itself. The oldest sections of the oceanic crust are thought to be 200 million years old—a blink of an eye in the planet's ...

California quake occurred in very seismically active region

The big earthquake that rocked the far north coast of California on Tuesday originated in an area under the Pacific Ocean where multiple tectonic plates collide, creating the state's most seismically active region.

Aluminous silica: A major water carrier in the lower mantle

Water is transported by oceanic plates into the Earth's deep interior and changes the properties of minerals and rocks, affecting the Earth's internal material cycle and environmental evolution since the formation of the ...

page 1 from 15