New findings provide a greater understanding of plate subduction, or how tectonic plates slide beneath one another. This recycling of surface materials and volatile elements deep into the Earth's ...

Long ago, all the continents were joined as one supercontinent called Pangaea. Over millions of years, tectonic ...

as well as geologic processes like plate tectonics. Underwater mountains called seamounts and other ocean floor features like their smaller cousins, abyssal hills, influence the movement of heat ...

We've mapped the Moon more thoroughly than our own ocean floor, but a leap forward has come with NASA's SWOT satellite. Using tiny changes in sea surface height to reveal underwater features, ...

These underwater mountains affect ocean currents ... to start life on this planet began at mid-ocean ridges, where tectonic plates have moved apart. This activity sometimes creates hydrothermal ...