But the South Pole hasn't always been frozen. So when was the last time Antarctica was ice-free? This ice cap formed ...
On a cold, ancient Mars, rivers flowed and a lake the size of the Mediterranean Sea swelled under the protection of thick ice ...
The European Space Agency's (ESA) Mars Express mission captured images of the Australe Scopuli region near the south pole of ... polar caps composed mainly of carbon dioxide ice with some water ...
New research suggests that ancient Mars, despite its icy conditions, once had rivers, lakes, and even a vast ...
The more scientists study the Red Planet, the more they find unusual objects and patterns scattered across Mars' surface. Here are some of the most baffling.
The fifth-largest continent, the magical Antarctica, which dominates the South Pole in all its mysterious ... fell on the summit of Greenland’s huge ice cap for the first time on record ...
The first color that comes to mind when thinking about Antarctica is a stark white, which makes sense, given the southernmost continent is generally buried in ice and snow. It has earned its ...
The white cap of Kilimanjaro ... disappearing ice. While ice on the equator is a potent image, 25zero was born not at zero latitude but among the snows near the South Pole.
the North Pole. This ice cap is bigger than Texas, and is mostly covered in water ice and solid carbon dioxide, aka dry ice. Heading south, we'll visit Kasei Valles. It's a vast system of chasms ...
Two European Mars orbiters spied a variety of cryptic surface features poking up through melting ice across the Red Planet's south pole as spring ... seasonal polar caps composed mainly of carbon ...
Fears of the impact of global warming melting polar ice have intensified with news that for the first time the North Pole stands at the ... The ice caps are estimated to be shrinking at the ...
ESA's Mars Express has captured an astonishing array of landforms emerging from a thick winter blanket of frost as spring arrives in the south ... caps of Mars are mainly composed of carbon ...