There could be snow on Mars – here's how that's possible

Given that there are ambitious plans to colonise Mars in the near future, it is surprising how much we still have to learn about what it would be like to actually live on the planet. Take the weather, for instance. We know ...

The art of exoplanets

The moon hanging in the night sky sent Robert Hurt's mind into deep space—to a region some 40 light years away, in fact, where seven Earth-sized planets crowded close to a dim, red sun.

Last remnant of North American ice sheet on track to vanish

The last piece of the ice sheet that once blanketed much of North America is doomed to disappear in the next several centuries, says a new study by researchers at Simon Fraser University in British Columbia and the University ...

Thawing ice makes the Alps grow

The Alps are steadily "growing" by about one to two millimeters per year. Likewise, the formerly glaciated subcontinents of North America and Scandinavia are also undergoing constant upward movement. This is due to the fact ...

Sweeping over the south pole of Mars

An unusual observation by Mars Express shows a sweeping view over the planet's south polar ice cap and across its ancient, cratered highlands.

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