Tectonic shift is the movement of the plates that make up Earthâs crust. The Earth is made up of roughly a dozen major plates and several minor plates. The Earth is in a constant state of change. Earthâs crust, called the lithosphere, consists of 15 to 20 moving tectonic plates.
Good Guy Greg loves our meme generator Â». The Ancient Aliens meme is comprised of a still shot of Giorgio A. Tsoukalos from the History Channelâs documentary series Ancient Aliens. The program focuses on the idea that aliens may have visited earth in the past.
Alien is a 1979 science fiction horror film directed by Ridley Scott, and starring Sigourney Weaver, Tom Skerritt, Veronica Cartwright, Harry Dean Stanton, John Hurt, Ian Holm and Yaphet Kotto. It is the first movie in what became a large Alien franchise. The film's title refers to a highly aggressive extraterrestrial creature that stalks and attacks the crew of a spaceship. Dan O'Bannon, drawing upon previous works of science fiction and horror, wrote the screenplay from a story he co-authored