From dog sledding across snow-covered valleys to hearing stories of Sámi culture, this winter cruise in Norway offered a true ...

The sounding rockets released vapor tracers and pressure sensors at different altitudes across central and northern Alaska ...

Some U.S. states could be treated with a northern lights display due a minor geomagnetic storm on the sun, according to space ...

Any aurora chasers in Alaska likely did a double take this week when they witnessed some human-made additions to the dazzling ...