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SETI Scientists Think Alien Signals Could Be Hiding in Old Telescope Data

Researchers are zeroing in on more deliberate “narrow-band” alien signals, well outside the radio frequencies SETI has focused on for decades.

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Astronomers May Have Been Looking for Alien Megastructures Around the Wrong Stars

A new study suggests astronomers may have been looking for alien structures known as Dyson spheres in the wrong places.