Aliens could be truly astonishing oddities with no resemblance to humanity -- but many scientists believe they'll have at least a broadly Earth-like look.

Physics may ensure speciation is only possible within a narrow band, a new book argues, lending credence to our human-centric depiction science fiction depictions of extraterrestrial life.

Alien: Romulus' bleak horror is a reminder of why Star Trek stands out and stands apart as an optimistic and aspirational future.

The Original Series still needed to engage in a physical altercation, with some human characters clearly more adept at fighting than others. Over the course of the series' original three seasons, a ...

Simply put, Star Trek aliens are a mirror in which we see the best and worst of ourselves—and one in which we see that we’re not as different from one another as we might think.

Human life, seeded to other planets by an extraterrestrial civilization, could explain why so many of the aliens in the fictional "Star Trek" universe resemble human men and women.

Star Trek: 10 Shapeshifting Aliens That We Know About This list is brought to you by a Changeling in the form of a keyboard.

Star Trek's writers have long used aliens as a way to explore the human condition. For example, the inclusion of Spock in the Enterprise crew showed that humans in the future had overcome ...

And out of those franchises, the biggest ones with the most detailed alien cultures are Doctor Who and Star Trek (Please go to the comments and argue about Star Wars vs Farscape among yourselves ...

A touring exhibition of genuine "Star Trek" gimcracks reminds us of the virile greatness of the original Shatner/Nimoy series -- and the p.c. limpness of all the spinoffs ...

Who Is Vadic in ‘Star Trek Picard’? Everything We Know About the Villainous Big Bad She was touted as the season’s big bad, but is there a greater evil at work?