They're calling it the biggest shipborne polar expedition of all time. In October 2019, the icebreaker Polarstern will drop anchor at an Arctic ice floe, with some 100 researchers on board. This international group of scientists will spend a year trapped in the sea ice, studying the Arctic. Read more.
Air temperatures in the Arctic are increasing at least twice as fast as the global average. What worries climate scientists about the Arctic summer of 2019? And why does it matter for the rest of the world? Read more.
While not one of the most conspicuous stars in the night sky, Alderamin - aka Alpha Cephei - is easy to spot, and is interesting for its rapid rotation on its axis. Find it in your sky.
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