Researchers have found 6 million-year-old ice in the Allan Hills region of Antarctica and say the oldest-of-its-kind sample ...

Isotope and trace element analyses of human tissues provide archaeologists with unique opportunities to make unprecedented ...

Scientists working with the Center for Oldest Ice Exploration (COLDEX) have collected the oldest directly dated ice cores ...

The Grand Canyon is a gigantic geological library, with rocky layers that tell much of the story of Earth’s history.

Discover how ancient climate systems can be understood through the peculiar isotopic properties of prehistoric plant species.

The ice sample, retrieved in Antarctica, is the oldest on record—but this discovery may just be tip of the iceberg.

Scientists have found that ancient horsetail plants change water chemistry in surprising ways, offering new clues about Earth ...

An international team of researchers has published a report on how Mars samples should be handled from a scientific point of ...

A new analysis of chemical signatures measured by NASA's Curiosity Rover gives a peek at Mars's past to a time some 3.7 ...

A team of researchers at The University of New Mexico has uncovered how a peculiar, prehistoric plant might unlock new ways ...