Have you ever wondered why, after 60 years of scanning the stars, we still haven’t heard a peep from an alien civilization? We’ve got the James Webb Telescope, massive radio arrays, and a whole lot of hope, yet the cosmic inbox remains at "Zero Unread."
A fascinating new study by Claudio Grimaldi (published in The Astronomical Journal, DOI: 10.3847/1538-3881/ae394b) just threw some serious cold water on our optimism—but in a way that actually helps us understand where to look next.