A new study shows that the so-called planetesimals that accreted together to form Earth must have been composed of dry, rocky materials. Billions of years ago, in the giant disk of dust, gas, and ...

A new study led by UNLV scientists sheds light on how planets, including Earth, formed in our galaxy—and why the life and ...

Earth’s earliest crust, formed over 4.5 billion years ago, has long been thought to have lacked the complex chemical features associated with continental crust. However, a recent study published in ...

Computational modeling shows that plate tectonics weren't necessary for early continents. The formation of Earth's continents billions of years ago set the stage for life to thrive. But scientists ...

Jess Thomson is a Newsweek Science Reporter based in London UK. Her focus is reporting on science, technology and healthcare. She has covered weird animal behavior, space news and the impacts of ...

Water has made the Earth the planet that it is—a planet known for its blue oceans. Water shapes the land through erosion and is fundamental to Earth's ability to support life. But we have a hard time ...

New research ultimately poses more questions than it answers. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Scientists have eliminated one ...

Satellite image of Earth displayed the North American continent (top) and the South American continent (bottom). (Pixabay via Courthouse News) (CN) — Like making a cake, dry materials came before ...

The discovery could help scientists better understand where water is on the lunar surface, knowledge that could be used in future crewed moon missions. When you purchase through links on our site, we ...

Up to 92% of Earth could be uninhabitable to mammals in 250 million years, researchers predict. The planet’s landmasses are expected to form a supercontinent, driving volcanism and increases to carbon ...