"Star Trek" fans love a good twist, but sometimes the writers conjure up a turn of events so shocking that even die-hard ...

Star Trek has many episodes about time travel, but ones like "Time's Arrow" and "Trials and Tribble-ations" are among the best.

The result was a series that could balance hope and horror in equal measure. Across its seven seasons, Voyager experimented with suspense and psychological drama in ways that still unsettle fans ...