A red sky at sunset (night) means high pressure is likely moving in from the west. This suggests clear skies are on the way, ...

The clue to the central star's nomadic past comes in the form of a distinct bow shock observed adjacent to the star — a ...

Artists have sought to capture the perfect blue of a summer sky or the fiery red of a sunset. The scientific explanation of why the sky is blue adds another layer of wonder. It revealsnot just the ...