These remnants provide a glimpse into Earth's infancy and help scientists trace our planet's development. Here are some of the oldest rocks ever discovered and the insights they provide about our ...

One photographer put the age of starlight into perspective with stunning projections on some of Earth's oldest rock ...

Earth's oldest known rock is composed of the mineral amphibole, which contains abundant garnet, seen as large round "spots" in the rock. Disclaimer: AAAS and EurekAlert! are not responsible for ...

These small zicron crystals found in Western Australia are approximately 4.375 billion years old. These tiny little commuters are among the oldest materials of the Earth, offering the simplest ...

Now, scientists working in the Barberton Greenstone Belt in South Africa—where some of the oldest rocks on Earth are preserved—find evidence of terrestrial microbial life that they estimate is about 3 ...

We may associate the oldest artefacts with structures such as Egypt’s Great Pyramid, but some of the very oldest items on Earth are barely ... carving weapons from rocks and bones, it may ...

Isua Formation. These results provide the oldest estimate of the strength of Earth’s magnetic field derived from whole rock samples, which provide a more accurate and reliable assessment than ...

You don't have any saved articles. Our scientists have been looking for a rock that formed so long ago it was on Earth before complex life lived on land. Called Lewisian gneiss, it’s the oldest rock ...

Bedrock along the northeast coast of Hudson Bay, Canada, has the oldest rock on Earth. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert!