11 a.m. on 6, ‘‘The Young and the Restless’’ – Still a relative youngster as daytime dramas go, the soap celebrates 40 years on the air today with an episode that gives a few nods to the milestone but otherwise is just another day in Genoa City. Peter Bergman, Michelle Stafford and Eric Braeden star.

8 p.m. on ANPL, ‘‘Polar Bears: Edge of Existence’’ – Wildlife filmmaker Gordon Buchanan gets up close and personal with a family of polar bears in the Arctic’s Svalbard Islands in this new special. He focuses on brand-new cub Nikita as she navigates her first year of life in this treacherous terrain.

10 p.m. on BRAVO, ‘‘The Millionaire Matchmaker’’ – In this new episode, Patti tries to make a love match for former Matchbox Twenty guitarist Adam Gaynor. First, though, she has to help him break his habit of using jokes to keep people from getting too close. She also works with speed skater Allison Baver, who’s tired of dating fellow athletes and wants someone who doesn’t share her competitive streak, in ‘‘The Olympian and the Rock Star.’’

10 p.m. on FX, ‘‘Justified’’ – The Drew Thompson case becomes more complicated, and the only way Raylan (Timothy Olyphant) can straighten it out is by beating Boyd (Walton Goggins) in the hunt for a woman inadvertently caught in the middle. Jenn Lyon also stars in the new episode ‘‘Peace of Mind.’’

10 p.m. on TBS, ‘‘Cougar Town’’ – Shirley Jones guest stars in this new episode as the female half of an elderly couple who agree to buy Grayson’s (Josh Hopkins) old house on the condition that Jules (Courteney Cox) and the gang spend time with them. They do, discovering in the process that being older has its advantages. Bobby (Brian Van Holt) changes the name of his boat to change his luck in ‘‘This Old Town.’’

10:01 p.m. on 2, 9, ‘‘Body of Proof’’ — Kate (Jeri Ryan) falls for a fellow (Ivan Sergei) whom she meets at a political event, but when a Russian girl is found murdered near the hotel where they’re sharing some quality time, she suspects her new lover might be involved and asks Megan (Dana Delany) for help. Mark Valley also stars in the new episode ‘‘Fallen Angel.’’