Coelacanths are deep-sea fish that live off the coasts of southern Africa and Indonesia and can reach up to two meters in ...

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

Researchers have found evidence suggesting that Earth may have had a ring system, which formed around 466 million years ago.

A timeline of 485 million years of Earth’s surface temperatures shows ancient greenhouse conditions were hotter than scientists thought.

A new study from Monash University scientists suggests that Earth may have had a ring system that formed around 466 million ...

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 ...

Deep beneath our feet, at a staggering depth of over 5,100km, lies Earth's inner core — a solid ball of iron and nickel that plays a crucial role in shaping the conditions we experience on the ...

The ring could have cast a shadow on Earth, blocking sunlight and contributing to a significant global cooling event.

"It has the landscape; it looks like the Moon. And it has the scale of features astronauts will both be observing and exploring," NASA's Cindy Evans said.

At that time, what is now Ireland was submerged under a shallow tropical sea. The marine environment was home to a wide ...