Hidden beneath the rolling plains of northwestern Oklahoma lies a geological masterpiece that feels plucked straight from the imagination of a Hollywood set designer.

This month will usher in two separate conjunctions — one between the moon and a rarely-visible Mercury, and another between ...

From groundbreaking research to the beauty of marine sanctuaries teeming with life, these images shine a spotlight on the ...

A selection of photographs submitted to BBC Scotland News from around the country this week.