Scientists using radar data from NASA’s Mars Reconnaissance Orbiter (MRO) have found a record of the most recent Martian ice age recorded in the planet’s north polar ice cap. The new results agree ...

Between snowy winters and holiday songs, many animals come to mind during Christmas. There are polar bears wearing Santa hats and red-nosed reindeer pulling Santa’s sleigh. Turtle doves and the ...

Expect more activity in the Arctic ocean in spring 2026, when the ice melts. But how quickly the region opens up depends on ...

This story was produced in partnership with the Pulitzer Center’s Ocean Reporting Network. A haze of ice crystals in the air created a halo around the low sun as three snowmobiles thundered onto the ...

According to the guest column (“Not a joking matter: Our climate can’t take it anymore,” Jan. 21), it is not a joking matter. Our climate can’t take it any more. If this column isn’t a joke, explain ...

MRO has been observing Mars for 6 Mars Years (MY), each of which lasts for 687 Earth days. Shown here is an impact crater on the north polar ice cap, which contains an icy deposit on the crater floor.

For most of us, first-hand knowledge of Greenland is probably limited to flying over it en route to North America. It’s likely that you’ve heard more about it over the last few months than in the rest ...

Reports about the melting ice caps are distressing, but for the most part climate change remains abstract. The poor polar bear has been trotted out as the tangible face of global warming so often that ...

ON BOARD COAST GUARD FLIGHT ABOVE BEAUFORT SEA, Oct 2 (Reuters) - Out in the Arctic Ocean, about 200 miles (322 km ) north of the nearest human settlement, the future of the world's climate is written ...