The sun is midway through its life of fusion. It's about 5 billion years old, and though its life is far from over, it will ...

The results, which the researchers call PhanDA, estimate global temperatures over the last 485 million years, going back to ...

Saturn is a planet widely recognisable for its iconic rings but a new study suggests Earth may also have had a similar ring system over 50 million years ago. As part of the research, 21 asteroid ...

“Too much of the world, it seems, has come under human influence during a time when we’re not very good at working out how to ...

A new study co-led by the University of Arizona and the Smithsonian offers the most detailed glimpse yet into how Earth's ...

Lavas from hotspots - -whether erupting in Hawaii, Samoa or Iceland -- likely originate from a worldwide, uniform reservoir in Earth's mantle, according to an evaluation of volcanic hotspots.

A new study offers the most detailed glimpse yet into how Earth's surface temperature has changed over the past 485 million years. The data show that Earth has been and can be warmer than today -- but ...

Gravitational lenses bend and focus light from the more distant cosmos, offering astronomers a cheat code for chronicling the ...

A recently discovered asteroid will soon become a quasi-satellite of Earth as it loops around our planet over the next two months.

A new study co-led by the Smithsonian and the University of Arizona offers the most detailed glimpse yet of how Earth’s ...

A new study co-led by the Smithsonian and the University of Arizona offers the most detailed glimpse yet of how Earth's ...

At times during the past half-billion years, carbon dioxide warmed our planet more than previously thought, according to a ...