Why Conventional SETI Needs A Major Refocus

Photo taken by Bettymaya Foott as part of an astrophotography project with the National Radio Astronomy Observatory and the Very Large Array (VLA).
Credit: Bettymaya Foott, NRAO/AUI/NSF

After decades of searching for alien signals in narrow radio and microwave bandwidths, a new paper suggests that we take a wholly different approach. The idea is to broaden the search to a much wider range of the electromagnetic spectrum.

Universe Today
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