Comet Pan-STARRS visits the sky over Tucson

A view of Comet Pan-STARRS, taken Sunday on Tucson's east side.

March 11, 2013 3:14 pm  • 

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From the cosmos to the invisible world of nanotechnology, this is the place for anyone with a "scientific bent" in Southern Arizona.

Senior reporter Tom Beal provides color commentary from the science beat and assistant business editor Dave Wichner contributes an inside look at the business aspects of technology.

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