Geo Visitors Map


  Beauty & mystery in science.

Interacting Spiral Galaxies NGC 2207 and IC 2163. The gravitational forces of the large NGC 2207 galaxy are distorting the smaller galaxy. Image Credit: NASA, ESA, and The Hubble Heritage Team [STScI].


  Science tidbit

Muticolored holiday lights.
Lights in Series and in Parallel

Why is it that those old strings of holiday lights stopped working as soon as one light burned out? Couldn't they make them any better?

Learn about the change that made them better.




Delivery Addresses

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