Scientists push back against Harvard 'alien spacecraft' theory

A scientific paper led by two researchers at Harvard University made a splash this week by claiming that a cigar-shaped rock zooming through our solar system may have been sent by aliens. The researchers noted in a pre-print of the article that it was an "exotic scenario," but that "Oumuamua may be a fully operational probe sent intentionally to Earth vicinity by an alien civilization."
Read more: https://phys.org/news/2018-11-scientists-harvard-alien-spacecraft-theory.html?source=Snapzu