The oldest crust on Earth, known to be unchanging, is actually being altered in real time. The North American continent ... if we want to understand how a planet has evolved over a long time ...

Cratons are ancient, huge rock formations that compose portions of the planet ... North America at UT Austin geoscientist Junlin Hua and colleagues noticed odd behavior at the border between Earth ...

Earth’s continents have regions of very old ... “Luckily, we also got the new idea about what drives this thinning.” More of North America’s Craton lies in Canada than the USA, but the ...

The oldest parts of Earth's continents are called cratons, and underneath, they are rooted to the mantle of the planet. Scientists have now discovered that the roots below the North American continent ...

Check your compass again — Earth’s north magnetic pole is moving toward Siberia. Since at least the early 19th century, Earth’s north magnetic pole has been situated in the Canadian Arctic ...

A 230 million-year-old, never-before-seen raptor unearthed in the U.S. is the oldest dinosaur ever discovered in North America — and one of the earliest to ever emerge on our planet. The mini ...

North America is dripping—with sizable blobs of rock sinking from the underside of the continent, beneath the U.S. Midwest, into the Earth's mantle ... understand how a planet has evolved ...

A new study details how the North American plate is “dripping ... But as a result of being the most ancient pieces of Earth’s lithosphere (containing the crust and uppermost mantle ...

A map showing seismic speed in Earth’s crust at 125 miles (201 km) depth across the continental U.S. and portions of Central America and Canada. The North American ... how a planet has evolved ...