Far beneath the waves of the southwest Pacific, scientists have finished charting a landmass so large and so coherent that it ...

Disregard what you learned in geography class—Earth may not have seven continents after all. From the earliest of grades, schoolchildren around the world have memorized the same lineup: Africa, ...

Zealandia broke apart from the supercontinent Gondwana millions of years ago then sank. It's hard to study an underwater landmass, but researchers say they've created a complete map. Studying ...

Zealandia, considered a candidate for the Earth’s eighth continent, was mostly lost to the sea. Geologists say they’ve now mapped the entire nearly two million square miles of the underwater land mass ...

Across the planet, water makes up 71% of Earth's surface. The remaining space is covered by land—continents and islands. Before Earth's land formed the seven continents in the present day, all the ...

The history of Earth's continents might be different from what we first thought. The most popular theory of how the continents formed billions of years ago may not be right, according to a paper in ...

The formation of a sixth ocean, and the tectonic shifts that lie ahead, are proof that Earth is a dynamic, ever-evolving planet. Although these events occurred over millions of years, they remind us ...

Across the planet, water makes up 71% of Earth’s surface. The remaining space is covered by land — continents and islands. Before Earth’s land formed the seven continents in the present day, all the ...