Alien archeology – what would ET artifacts tell us? (science documentary)
A popular concept in science fiction is us humans stumbling across ancient alien artifacts in the future – everything from 2001 and the big black lego blocks in the film, to the Heezy elder race from the Sliding Void books.
But if we really encounter such extraterrestrial relics in the future, how the heck should we investigate them – and what secrets might they reveal?
Isaac Arthur is on the case!
