Where not to look in the search for ET

There's a question at the heart of SETI that doesn't get nearly enough attention. It isn't whether aliens exist, and it isn't whether we have the technology to detect them. It's a far more practical problem: With a billion stars in our galaxy and finite telescope time, how do you decide which o...

Source: [Phys.org](https://phys.org/news/2026-06-where-not-to-look-in.html)