By 3.6 billion years ago, Mars should have become too cold for liquid water, but something kept the rivers flowing.

At the end of the last global ice age, the deep-frozen Earth reached a built-in limit of climate change and thawed into a ...

On a cold, ancient Mars, rivers flowed and a lake the size of the Mediterranean Sea swelled under the protection of thick ice ...

At the end of the last global ice age, the deep-frozen Earth reached a built-in limit of climate change and thawed into a slushy planet. Results provide the first direct geochemical evidence of the ...

Earth was a frozen wasteland. Then, rising CO2 caused a catastrophic thaw, turning Earth into a "slushy" planet.

The sea ice cap grows during the cold Arctic winters and shrinks when temperatures climb again, but over the last three decades, satellites have observed a 13% decline per decade in the summertime ...

New research suggests that ancient Mars, despite its icy conditions, once had rivers, lakes, and even a vast ...

Results from a new study provide the first direct geochemical evidence of the "slushy" planet – otherwise known as the ...

Deep within the Arctic Circle, pocketed between giant glaciers and beneath ... Here, colorful cabins contrast colossal ice ...

A small Arctic research station in Norway has emerged as a scientific hub, and it’s home to an increasingly female-led ...

Deep within the Arctic Circle, pocketed between giant glaciers ... Here, colorful cabins contrast colossal ice cap backdrops and vibrant celestial phenomena light the sky. Blomdahl moved to ...