The “Alien” movies vary widely in quality — there arguably hasn’t been a truly satisfying one since the first two in 1979 and 1986 — but a key thread has endured across the 46 years: However scary the ...

As you will learn below, these 7 sci-fi films from the ’70s (ranked in no particular order) are each worthy of a watch (or rewatch) today, as well as the kind of meme and social media hype that ...