Geo Visitors Map


  Beauty & mystery in science.

The Mice [NGC 4676] are two gallaxies about 300 million light-years from Earth. These two galaxies will eventually merge into a single, giant galaxy. Credit: NASA, H. Ford [JHU], G. Illingworth [UCSC/LO], M.Clampin [STScI], G. Hartig [STScI], the ACS Science Team, and ESA.


  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.




Delivery Addresses

We ship to most places, including AFO/APO addresses. The map shows some of the places that we have shipped to recently.


Where multiple shippers are available, the customer chooses the delivery service. Approximate shipping costs are shown prior to the completion of payment.