Howcast - The autumnal equinox is one of two days during the year when day and night are of equal length. Here are some ideas rooted in ancient traditions to celebrate the beginning of the fall season.

This year's fall equinox takes place on Saturday, September 22, 9:54 p.m. Eastern time, marking the end of summer, according to the weather channel.

This live-action video program is about the words day and night. The program is designed to reinforce and support a student's comprehension and retention of the words day and night through use of video footage, photographs, diagrams and...

The transition from summer to autumn is usually marked by cool breezes and leaves changing color, though officially, fall does not begin until the autumnal equinox. The Earth is split by the the equator into northern and southern...