Finally, the alien transforms into a vision of Susan. Seeing her visibly upsets the Doctor, who explains he only left her behind because she was young and in love, and needed to find her own destiny.

Returning to the 2005-2009 era of Doctor Who has made me realize why I loved it so much when I was a young girl.

Those who object to Jodie Whittaker as the Doctor are people who fear change, but science fiction has always been about the power of transformation, Michele Filgate writes.

Doctor Who has already introduced quite a few new villains to the Thirteenth Doctor, but no villain this season, or possibly any other seasons, has been anywhere near as cute as the Pting.

'Doctor Who' returns with season 12 episode 1. The episode leaves fans with a lot of questions. Explore these questions and possible answers.

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 ...

New Doctor Who spin-off series starring Russell Tovey finally gets a release update following surprise announcement.

Doctor Who spans the entire Universe and time continuum, and it's time that more aliens went along for the adventure.

In honor of the 60th anniversary of ‘Doctor Who,’ here are a few of the series’ most memorable aliens and their oddly familiar technology.