Geo Visitors Map


  Beauty & mystery in science.

Nucleus of Galaxy Centaurus A, NGC 5128. The blue clusters in this image are newly born stars. Credit: E.J. Schreier [STScI], and NASA.


  Science tidbit

Plasma ball.
Plasma Ball Physics

A plasma ball is fun, but plasmas are an important part of our physical universe. From lightning to stars to the Northern Lights, plasmas are all around us.

Read about the basics of plasmas.




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