Today, the upheavals of plate tectonics continually reshape Earth. When this began is much disputed - and we can’t fully ...

Although the Earth’s been decidedly blue for 600 million years, rising populations of phytoplankton caused by rising temperatures are once again causing the world’s oceans to turn green.

Scientists in Egypt discovered a not-before-known apex predator that lived 30 million years ago, potentially helping to solve an extinction mystery.

The giant-impact hypothesis posits that billions of years ago a Mars-sized body named Theia collided with the early Earth.

Tropical riparian ecosystems—those found along rivers and wetlands—recovered much faster than expected following the ...

PICKS are stories from many sources, selected by our editors or recommended by our readers because they are important, ...

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar system was the only planetary system known to humans. We had no proof other ...

Some cyanobacteria have pigments that specialise in harvesting green light to power photosynthesis, which may be because they ...

The cool conditions which have allowed ice caps to form on Earth are rare events in the planet's history and require many complex processes working at once, according to new research.

P rojections of our future under climate change paint a picture of extreme weather and acidified oceans, a world many of ...

(THE CONVERSATION) Long before the current political divide over climate change, and even before the U.S. Civil War (1861-1865), an American scientist named Eunice Foote documented the underlying ...

The goal for Climate Impulse is to take off unassisted, fly some 40,000 kilometers (about 25,000 miles) around Earth along ...