What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the universe, others right here on Earth.

These pools may weaken the ice shelf if the water leaks through fissures into the ice. NASA Earth ... for melt extent. Widespread coastal melting occurred in Antarctica through the second half ...

This strategy would pump water either into or out of the cracks between the ice and the Earth ... melt at the present day,” he noted. Aerosol injections, shooting particles made of sulfur ...

The northern and southern reaches of the planet are warming faster than any area on Earth, with the Arctic ocean and air temperatures rising twice as much as elsewhere. The Greenland and Antarctic ice ...

We celebrate 11 of the most beautiful mountains in the world: from the Alaskan wilds and remote Greenland to the giants of ...

More than half of Svalbard is covered by glaciers. If they were to completely melt ... ice and ocean – traditionally human researchers painstakingly look through satellite imagery and make ...

Winter in Alaska has waterfalls frozen mid-cascade, ice caves so blue they look unreal, and lakes so clear you can skate ...

A hunt for mountain lions along the Gila River in New Mexico led the hunter, Charles Elliott, and his guide on a chase ...

The researchers believe that the ammonia-enriched ice melted ... half billion years of our solar system history that were wiped out by plate tectonics and volcanism and the water cycle here on ...

As the world warms, Camp Century — which is located in one of the most remote spots on Earth, about 1,500 kilometers north ... the remains of the abandoned base could be exposed by melting ice and ...

As the camera raked deeper, the narrow meltwater tube unfolded into ethereal undulations, delicate bulges, and slopes that made the ... the team melted half a kilometer of ice under the depression.

Our frozen worlds of ice and snow are vital to maintaining Earth’s equilibrium by reflecting sunlight back into space. But with climate change, our ice, snow and permafrost is melting ... than normal, ...