New research has found evidence that Earth's early continents resulted from being hit by comets as our Solar System passed into and out of the spiral arms of the Milky Way Galaxy, turning traditional ...

Three main processes are known to generate the thick, stable, ancient rock that forms the roots of a continent, according to geologists. Diving of one tectonic plate beneath the other (which ...

Buried nearly 1,800 miles below Earth’s surface are two vast, continent-sized structures that continue to challenge our ...

New models that show how the continents were assembled are providing fresh insights into the history of the Earth and will help provide a better understanding of natural hazards like earthquakes and ...

In a bizarre geological twist of fate, researchers report that the very continents on which we humans call home were likely a byproduct of four-billion-year-old giant Earth impactors incredibly ...

Geologists have discovered a long-term cycle that may connect the formation of Earth’s continents to increased comet impacts and the planet’s journey through the galaxy. The team connected ...

Boulder, Colo., USA: A new study of zircon crystals from two of Earth’s oldest continents indicates that the formation of Earth’s continental crust goes through cycles, with periods of increased crust ...

Earth's continents are set to merge into a single landmass over the next 250 million years, an animation shows. The animation was posted Tuesday to Reddit, where it quickly gained over 3,500 comments ...

The formation of a sixth ocean, and the tectonic shifts that lie ahead, are proof that Earth is a dynamic, ever-evolving ...

New Curtin research has found evidence that Earth’s early continents resulted from being hit by comets as our Solar System passed into and out of the spiral arms of the Milky Way Galaxy, turning ...