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 ...

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 ...

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 ...

Earth is estimated to be around 4.5 billion years old, with life first appearing around 3 billion years ago. To unravel this incredible history, scientists use a range of different techniques to ...

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 ...

The geological staying power of continents comes partly from their losing battle with the Earth's oceans over magnesium. Continents lose more than 20 percent of their initial mass to chemical ...

Washington: Super-Earths - common in our Milky Way galaxy - may have both oceans and exposed continents, suggesting these exoplanets have a stable climate like that of our Earth, scientists have found ...

We have both continents and oceans on Earth — but it didn't have to be this way. And on most planets, it probably isn't, says astrophysicist... Seen from space, our planet has often been called a ...

A GAP of 500 million years in our understanding of Earth’s history has been solved. This map gives us unparalleled insight into the missing millenia. To unravel this incredible history, scientists use ...