What appears to be three tectonic plates in a map may act like five pieces that move underground. Northern California ...

The King's Trough Complex is a several-hundred-kilometer-long, canyon-like system of trenches on the North Atlantic seafloor.

The map highlights in yellow the zones of the Pacific Plate that are being pulled apart by the sinking tectonic plate along the Pacific Ring of Fire.

Emerging evidence suggests that plate tectonics, or the recycling of Earth's crust, may have begun much earlier than previously thought — and may be a big reason that our planet harbors life. When you ...

Seismic tremors reveal a shallow fragment of ancient tectonic plate beneath Northern California, helping explain damaging ...

Some great ideas shake up the world. For centuries, the outermost layer of Earth was thought to be static, rigid, locked in place. But the theory of plate tectonics has rocked this picture of the ...

Memorizing seven continents feels settled, like learning the alphabet. A new study argues the ground rules are less tidy.

A hidden shard of ancient crust has been detected where California’s San Andreas system collides with the Cascadia subduction ...

Generally speaking, it’s easy enough to make sense of the last few million years of climate patterns—the world looked much as it does today, so changes in greenhouse gas concentrations or ocean ...

Scientists are among the millions of die-hard Game of Thrones fans digesting the show’s finale today. The striking landscape of Game of Thrones has led some researchers to build climate simulations ...