These classic sci-fi shows from the past few decades don't have any poor episodes, and each one is impressive.

Add Yahoo as a preferred source to see more of our stories on Google. Family watching TV together in the '70s - Bettmann/Getty Images The 1970s were host to the science fiction revolution with "Star ...

The Battlestar Galactica reboot is one of the greatest series of all time, but in this golden age of sci-fi TV some shows better execute its concepts.

There have been some truly impressive TV blunders over the years; just look at all the shows canceled after only one season. But there's an even more abject level to the history of television missteps ...

The 1970s were host to the science fiction revolution with "Star Trek" making its mighty return in "The Motion Picture," "Star Wars" completely changing the genre in '77, and then there was TV. In the ...