Frozen air from Antarctica is giving scientists a longer look at a climate mystery that has lingered for decades: why Earth ...

Ice cores are some of our best natural 'archives' of Earth's long-term climate. They don't necessarily contain a complete, ...

New analyses of ancient ice from Antarctica and the air contained inside it are extending the history of Earth's climate ...

A sediment core spanning millions of years and new modeling studies point to significant ice retreat under temperatures ...

Ice core records stretching back hundreds of thousands of years show that airborne mineral dust, not carbon dioxide alone, ...

For the first time, scientists have measured atmospheric gases from the late Pliocene, yielding data that could help to ...

A shrinking Alpine glacier reveals a 2,000-year record of pollution, wildfire smoke, and volcanic fallout – much of it ...

Ancient ice records show Earth’s oceans cooled over millions of years despite stable greenhouse gases, highlighting the role ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Ice core measurements are scientists’ best tool for analyzing the atmospheric changes that occurred ...

Ice cores taken from glaciers reveal the air pollution of the past, using atmospheric particles incorporated in snow that ...

A mysterious spike of platinum buried deep in Greenland’s ice has long fueled theories of a catastrophic comet or asteroid ...

An ice-core record of hydrogen reveals that atmospheric levels vary in response to climate change and have increased drastically owing to human activity since the pre-industrial era. The apparent ...