April 12, 2023 (vol. 132, iss. 109) • Page Image 4
…The intelligent inhabitants of the exoplanet Kepler-1084B — the only non-human intelligent beings in the universe, as they suspect — turn on their radio receivers and listen in on the signals originating from Earth, 193 lightyears away. For centuries, they have been searching for signs of life beyond their home planet. They want to believe that they aren’t alone in the universe. Their arduous, fruitless search for interplanetary l...…