CNN.com - RSS Channel - HP HeroOpinion: Could alien astronomers have spotted Earth?

The news that we'll soon have an unclassified report sent to Congress on "unidentified aerial phenomena" -- commonly known as "UFOs" -- has sparked widespread interest in the search for life in the universe. Might there be civilizations out there? Could there be technologically advanced extraterrestrials? If so, how can we find them?

June 23, 2021 at 11:28PM https://ift.tt/3wR4Rrr news that we'll soon have an unclassified report sent to Congress on "unidentified aerial phenomena" -- commonly known as "UFOs" -- has sparked widespread interest in the search for life in the universe. Might there be civilizations out there? Could there be technologically advanced extraterrestrials? If so, how can we find them?