The discovery of extraterrestrial material inside an ancient crater on Earth is raising new questions about how life may have first emerged on our planet. South Korean researchers studying the ...

The rings of Saturn are among the most famous and spectacular features in the solar system. Earth may once have had something similar. In a paper published in Earth & Planetary Science Letters, my ...

Add Yahoo as a preferred source to see more of our stories on Google. Geologists have now unearthed evidence of a 3.5 billion-year-old crater found in a layer of Australian rock. Shatter cones, which ...

A massive meteorite strike 3.5 billion years ago left behind the world’s oldest known impact crater, challenging previous ...

The world's oldest known impact crater has been identified in the Pilbara, which is a part of Western Australia, according to new research reported in Nature Communications. The crater was made about ...

Researchers from Curtin University in Australia have discovered the current record holder for the oldest impact crater on Earth. This highly weathered region in Australia shows evidence that it was ...

In the Pilbara of Western Australia, some of Earth's oldest rocks lie beneath the sky, as they have for billions of years. They are dark, weathered volcanic rocks, close to 3.5 billion years old, cut ...

The almost 15-million-year-old Nördlinger Ries is an asteroid impact crater filled with lake sediments. Its structure is comparable to the craters currently being explored on Mars. In addition to ...