Seen from space, our planet has often been called a "blue marble." It's not, however, just the swirly white clouds that give Earth its marbled appearance. The continents: They are what complete the ...

"... a pivotal event in our planet's history." This is an Inside Science story. Earth's first continents may have emerged from the oceans roughly 750 million years ...

The continents may have first risen high above the oceans of the world about 3 billion years ago, researchers say. That's about a billion years earlier than geoscientists had suspected for the ...

THE wide appeal of Prof. Wegener's theory of the arrangement of ocean and continent is shown by, the issue of a third greatly revised edition and of this excellent English translation. His theory is ...

A new study advances the understanding of the role that continents have played in the chemical evolution of Earth's oceans, with implications for understanding atmospheric oxygenation and global ...

According to a new study, Earth, Venus and Mars were created from small dust particles containing ice and carbon. The discovery opens up the possibility that the Milky Way may be filled with aquatic ...

HOUSTON, April 1, 2008 -- New research suggests that the geological staying power of continents comes partly from their losing battle with the Earth's oceans over magnesium. The research finds ...

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 ...

Huge Earth-like planets that have both continents and oceans may be better at harboring extraterrestrial life than those that are water-only worlds. A new study gives hope for the possibility that ...