The autumn equinox is approaching in Australia. From the solar events to the spiritual meaning, here's what you need to know.

You might hear the term "autumn equinox" tossed around Sept. 22 on the first day of fall. But what exactly does that mean? Is it different from a solstice? Yes, actually. They mark seasonal changes ...

You might hear the term "autumn equinox" tossed around Sept. 22 on the first day of fall. But what exactly does that mean? Is it different from a solstice? Yes, actually. They mark seasonal changes ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. Are you ...

When does autumn start in the UK? Keep reading for everything you need to know about the autumn equinox, including when it officially starts according to the astronomical and meteorological calendars.