Auroras may be visible from Alaska to Washington as a giant hole in the sun's atmosphere fuels geomagnetic storms with a high ...

In the 1970s, Kelly Tarlton was world-famous in New Zealand as an underwater treasure hunter.

The star Polaris marks the North Celestial Pole in our sky, around which all other objects in the heavens appear to rotate.

Geologic records reveal that magnetic field strength and oxygen levels rise and fall together, implying deep-Earth processes ...