We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.

Last 7 Days

Precession

The slowly changing position of the stars and equinoxes in the sky resulting from variations in the orientation of Earth’s axis.

Nipper

A fore tooth of a horse. The nippers are four in number.

Altostratus cloud

Grayish or bluish layer of clouds that can obscure the Sun.

Aphelion

The point in a planet’s orbit that is farthest from the Sun.

Rupophobia

Fear of dirt

Wisconsin

Wisconsin was probably named from a Chippewa word that means "river of red stone" or "river of the great rock."

Span

9 inches; derived from the distance between the end of the thumb and the end of the little finger when both are outstretched.