Researchers have discovered a massive ancient system that existed 40 million years ago. Geologists completed ... we need to learn from periods in Earth's history where this already happened." ...

The discovery offers a glimpse into the Earth's history and hints at ... from the mid-to-late Eocene epoch, about 30 million to 40 million years ago. Upon closer inspection, they recognized ...

Researchers have discovered evidence of a river system that formerly spanned around 1,000 miles and flowed beneath Antarctica some 40 million ... 34-44 million years ago, the Earth cooled ...

about 350 million years ago. The origin of reptiles on Earth has been shown to be up to 40 million years earlier than previously thought -- thanks to evidence discovered at an Australian fossil ...

Instead, it was the result of a near-impact with a very large asteroid 466 million years ago. The asteroid passed so close to Earth that its gravity caused it to disintegrate, leaving its debris ...

23 (UPI) --Scientists now believe the moon could actually be around 40 million ... debris with Earth led to the creation of the moon. That impact took place around 100 million years after the ...

By Becky Ferreira If you were to look up from Earth some 466 million years ago, you might have seen a gleaming ring stretching across the sky, some scientists say. A study published this month ...

Between 34 million to 44 million years ago, an epoch known as the middle-to-late Eocene, Earth's atmosphere transformed drastically. As carbon dioxide levels plummeted, global cooling triggered ...

Earth may have sported a Saturn-like ring system 466 million years ago, after it captured and wrecked a passing asteroid, a new study suggests. The debris ring, which likely lasted tens of ...