“The air bubbles trapped within the ice core provide a direct snapshot of ... an event that nearly caused the extinction of ancient human ancestors, according to recent research.

This week, uncover some of the oldest ice on Earth, follow a dinosaur highway, learn how Pluto sealed the capture of its moon Charon with a “kiss,” and more.

Million-year-old air preserved in ancient ice holds clues to a mystery that has stumped scientists for decades.

or core, of ice - longer than eight Eiffel Towers end-to-end. Suspended inside the ice are ancient air bubbles which scientists hope will help solve an enduring mystery about our planet's climate ...

It represents ancient record of the ... personnel had previously drilled an ice core dating back about 800,000 years. That ice, and the air bubbles inside it told scientists that greenhouse ...

The record for the world's oldest ice was actually broken not long ago when researchers in Antarctica managed to retrieve ice ...

The ice core spans at least 1.2 million years of Earth’s climate history. Air bubbles and particles trapped ... which may have caused ancient human populations to plummet. Tahlequah, a mother ...