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Comment and Space

Why do so many people believe aliens have visited Earth?

Despite testimony by David Grusch to US Congress about "non-human biologics" and UFO crash sites, there is still no evidence aliens have ever come to Earth. Why are people taking such claims seriously, asks Jacob Aron

By Jacob Aron

27 July 2023

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Is the truth out there? An alien doll hangs out of a car window in Roswell, New Mexico as part of the UFO Encounter festival in 2000.

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It started with a few fleeting sightings – strange messages and other phenomena that I struggled to explain. Over time, the signs of this secret invasion have grown. Now, I think it goes all the way to the top, penetrating even the heart of the US government. I’m talking, of course, about the increasing number of people who believe that aliens have visited Earth.…

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