An illustration provided to Reuters February 18, 2017 shows what geologists are calling Zealandia (C), a continent two-thirds the size of Australia lurking beneath the waves in the southwest Pacific.

The African continent is gradually splitting apart. Although a new ocean is expected to form as a result, it won't be for millions of years.

Newly released maps of Zealandia, a massive sunken landmass many have argued should be classified as Earth's eighth continent, are revealing the topography of this underwater land in unprecedented ...

While Atlantis — a fabled continent said to have been swallowed by the sea — continues to elude its seekers, another long-lost and less famous landmass has been discovered at the bottom of the ocean.

We’re all reminded from time to time that Earth’s tectonic plates are in constant flux. There was recent news, for example, that the odds of a San Andreas quake occurring between the Pacific and North ...

AVALON, New Zealand — Under New Zealand, there lies a vast continent on the sea floor. Once part of the same land mass as Antarctica and Australia, the lost continent of Zealandia broke off 85 million ...

Moroccan rocks reveal that Earth’s magnetic field once changed fast but followed a hidden order, helping scientists map ...

Ever wanted to know what people think of Earth? Google Maps lets you leave reviews for pretty much anything you can search for — including whole continents and oceans. Credit: Google Maps The denizens ...

For centuries, explorers set sail toward lands that never existed, climbed mountains that were never there, and searched for ...

Over two hundred fifty million years ago, India, Africa, Australia, and South America were all one continent called Pangea. Over the next several million years, this giant southern continent proceeded ...

Remains of the “lost continent” known as Argoland, which once stretched the width of the United States, have been found, researchers said. Photo from Thomas Vimare, UnSplash While Atlantis — a fabled ...