This article Study Doubles Earths just popped up on Space.com.

I'm one of those who expects to find not just other life, but even other technological life, out in the galaxy whenever we get out there ourselves. Still, I retain a healthy skepticism about finding other 'Earths.'

This debate keeps seesawing back and forth. No doubt we'll see an article in a couple of weeks telling us other 'Earths' are non-existant.

Study Doubles Number of Potential Earth-Like Planets

By Robert Roy Britt
posted: 07:00 am ET
10 August 2001

The standard model for the formation of rocky planets like Earth appears to be on solid ground even when applied to systems in which two stars orbit each other, according to a new study.

If true, the study also effectively increases the potential number of Earth-like planets in the Universe.

The new work, led by Stephen J. Kortenkamp at the University of Maryland, is discussed in the Aug. 10 issue of the journal Science. It bolsters the hope that potentially habitable planets might form around other stars....