Daily Star's biggest headlines straight to your inbox!UFOs could be artificial intelligence drones visiting the Earth from an ancient advanced alien civilisation, a professor at one of the world's top universities has claimed.Harvard astrophysicist Professor Avi Loeb has launched a new mission to attempt to answer the question of whether humans are alone in the universe.
It has been dubbed the Galileo Project and aims to use science to potentially identify anything in our skies that can be 100% said to be of alien origin.
He branded some of his scientific peers as "closed minded" and is seeking clear evidence of extraterrestrial life in his studies.
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