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A special episode of How On Earth with Dr. Seth Shostak, the Senior Astronomer at the SETI Institute.

From the site: "We’ve been listening for their tell-tale signal for 50 years with no luck, but Seth says that he’ll bet a cup of coffee we’ll hear from them in the next few decades. We explore what might happen if we find these brainy aliens or if we don’t find them at all. It’s part of the Conference on World Affairs."

by Seth Shostak, Senior Astronomer

It's a disturbing question, and one that I seem to get more frequently than before.

"Why are you looking for evidence of extraterrestrials? What's the point?"

While I have always thought that the motivation for looking for E.T. was both self-evident and patently worthy, it's possible that I'm a victim of my own job description. Others don't inevitably agree. Some will opine that there are better ways to spend the money.

The Gemini Planet Imager (GPI) is a next generation adaptive optics instrument being built for the Gemini Observatory. This is an ambitious project with the goal of directly imaging extrasolar planets orbiting nearby stars. The instrument is currently being integrated at the University of California at Santa Cruz.

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