Smithsonian researchers trekked to a remote site in northern Canada to collect four-billion-year-old rock samples that could ...

That would make Gunung Padang the oldest pyramid in the world. Natawidjaja and his ... to build upon the pyramid by adding a layer of bricks and rock columns, which was afterward covered with ...

Zircon crystals are durable; they can survive even when the rocks around them are destroyed, eroded or recycled back into ...

If you pick a spot on one of these rocks, the layer directly above it might be 500 million years younger. Luckily, the Earth’s oldest rocks ... from all over the world.

The oldest rock in the United States has been discovered in Michigan, with zircons dating back 3.82 billion years.

Geologists have discovered the world's oldest known impact crater; it sits in the heart of Western Australia's ancient Pilbara region. An analysis of rock layers in the region suggests a crater at ...

Led by Curtin University geologists Chris Kirkland and Tim Johnson, a research team unearthed this primeval crater beneath rock layers in the East Pilbara Terrane of Western Australia. The oldest ...

A cave painting in Indonesia is the oldest such artwork in the world, dating back at least 51,200 ... As water flows across the walls of caves, it deposits a layer of a mineral called calcite.

a temple in the foreground with trees and mountains in the background The Anshan area in northeastern China holds the country's oldest rocks and some of the most ancient rocks in the world.

The world's oldest rocks are spread across the globe and paint ... eroded or recycled back into Earth's middle layer. Zircons contain radioactive uranium, which decays very slowly, thereby helping ...