Day and night will get equal time for a brief moment Monday as much of the world heads into fall. The autumnal equinox ...

Summer is officially over September 22, at 2:19 p.m. Time to hang up the surfboard, deflate the beach balls, stow the grill, put away the Hawaiian shirts, and have a good cry. Naturally you're angry.

About 4.6 billion years ago, our corner of space was basically just a boring cloud of gas and dust floating […] ...

On Sept. 21-22, a partial solar eclipse will see the moon sweep over the sun's disk, blocking its light over a swathe of the ...

A partial solar eclipse happens Sunday in parts of the Southern Hemisphere. Saturn will also appear at its brightest, with ...