Gases collected from ancient groundwater provide a compelling portrait of how much past temperatures have swung back and forth.

Fluids trapped within the stones are helping researchers reconstruct the deep history of the continent, and eventually maybe others.

We’ve gotten better at preventing and tracking oil spills, but oceanographers say much more progress is needed.

A Q&A with the geochemist, who plans to investigate a key climate interval millions of years ago.

The discovery of fossil plants below a mile of Greenland ice indicates that the ice sheet completely melted in the past, and suggests it could rapidly do so again.

Movements of winds in the Southern Hemisphere may be the key to waxing and waning of ice ages, says a new study.