https://www.cbr.com/doctor-who-73-yards-explained/

"73 Yards" is one of Doctor Who's most intriguing and mystifying episodes to date, thrusting Ruby Sunday into an eerie world of folk horror.

Doctor Who's '73 Yards' Drops a Major Hint on Ruby Sunday's Mysterious Powers (https://www.cbr.com/doctor-who-73-yards-ruby-sunday-time-altering-powers/)

"73 Yards" pushed Doctor Who into strange new territory as mysterious forces swirled around Ruby Sunday, but Ruby remains the show's greatest mystery.

73 Yards Revisits Doctor Who's Most Controversial Episode (https://www.cbr.com/doctor-who-73-yards-curse-of-clyde-langer/)

Doctor Who's "73 Yards" appears to be a callback to a rather controversial episode from previously established Doctor Who canon.

New Tales of the TARDIS Hints at Major Doctor Who Finale Twist (https://www.cbr.com/doctor-who-finale-tales-of-the-tardis-susan-triad-theories/)

A new episode of Doctor Who spinoff Tales of the TARDIS is on the way, with Ncuti Gatwa and Millie Gibson, airing amid Doctor Who's Season 1 finale.