Let’s be careful about this “SETI” signal


From CosmicDiary.org

By Franck Marchis, Senior Planetary Astronomer and Chair of the Exoplanet Group
August 31: See update at the end of this post

Several readers have contacted me recently about reports that a group of international astronomers have detected a strong signal coming from a distant star that could be a sign of a high-technology civilization. Here’s my reaction: it’s interesting, but it’s definitely not the sign of an alien civilization—at least not yet.

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