inside of that is area 51. it is not just the air force that is there, it is the cia. i write about the atomic agency. now that is the department of energy. you have all kinds of a government presence in the desert. none of which the government will talk about. they still will not officially say at area 51 exists. tavis: how the know, this is a dance tax. how did you get all of this? >> my research began when i was at a christmas dinner party seated next to a scientist named edward who live here in california. he said he had a story for me. as a reporter i hear that a lot. but what he said to me was phenomenal. starting in 1957, he developed stealth technology for the cia at area 51.