History|220887|1282074691617|Ancient Aliens|Georgio Visits the SETI Observatory|S12|E1
Video Credit: HISTORY - Duration: 02:36s - Published
History|220887|1282074691617|Ancient Aliens|Georgio Visits the SETI Observatory|S12|E1
Giorgio Tsoukalos travels to a radio wave observatory to learn what we're doing to listen for signs of extraterrestrial life in this clip from Season 12, Episode 1, "The Alien Hunters."
