Zealandia, considered a candidate for the Earth’s eighth continent, was mostly lost to the sea. Geologists say they’ve now ...

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

Beneath the South Pacific Ocean lies a microcontinent that was hidden for over 300 years. Zealandia, which separated from Australia millions of years ago and was once Earth's eighth continent, is a ...

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 ...

A vast, mostly submerged landmass in the South Pacific, Zealandia, is now recognized as Earth's eighth continent. Recent ...

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

A surprising new study by an international team of researchers has concluded Earth’s continents most likely were in place soon after the planet was formed, overturning a long-held theory that the ...

Current theories suggest the early Earth formed a mantle billions of years ago from a massive magma ocean, separating more concentrated from less concentrated material over time, not unlike “frozen ...

Ancient zircon crystals hold chemical clues that of freshwater may have existed on Earth soon after it formed. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Several exoplanets at the edge of our galaxy could have formed continents — and advanced life — 5 billion years earlier than Earth, new research suggests. When you purchase through links on our site, ...

High in the Canadian wilderness, Smithsonian scientists search for ancient minerals that could explain the origins of the continents, oceans and life on Earth Emma Saaty NMNH research geologist ...