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  1. Aliens is a 1986 science fiction action film written and directed by James Cameron.It is the sequel to the 1979 science fiction horror film Alien, and the second film in the Alien franchise.Set in the far future, it stars Sigourney Weaver as Ellen Ripley, the sole survivor of an alien attack on her ship. When communications are lost with a human colony on the moon where her crew first ...

  2. Dec 28, 2021 · Here are 9 things we learned about aliens (and where to look for them) in 2021. 1. UFOs are real (and the government knows it) (Image credit: Bettmann/Getty Images) In June, the Pentagon released ...

  3. Sep 10, 2021 · The more exoplanets we find around other stars, the more we learn about how many different environments could exist for life. We can’t yet say for sure whether or not aliens exist. To quote Carl Sagan: “The universe is a pretty big place. If it’s just us, it seems like an awful waste of space.”. So, NASA will keep looking.

  4. Extraterrestrial life, or alien life (colloquially, alien), is life which does not originate from Earth.No extraterrestrial life has yet been scientifically conclusively detected. Such life might range from simple forms such as prokaryotes to intelligent beings, possibly bringing forth civilizations that might be far more advanced than humans.

  5. Dec 24, 2020 · Earth bugs breathe hydrogen, maybe aliens do too. (Image credit: Shutterstock) Most Earthlings require oxygen to survive. But oxygen isn't common in the cosmos, making up about 0.1% of the ...

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