Physicists Say Milky Way Is a Graveyard of Alien Civilizations
Researchers from Caltech argue that civilizations will eventually self-annihilate due to technology.
Researchers from Caltech argue that civilizations will eventually self-annihilate due to technology.
New research conducted Caltech physicists suggests that the Milky Way galaxy may be full of self-annihilated extraterrestrial civilizations.