Neil deGrasse Tyson talks about mathematics, the language of the universe, featuring his interview with actor Jeremy Irons and director Matthew Brown from the film The Man Who Knew Infinity.
MacLarens leadership is challenged when hes directed to assist a more experienced team of travelers that wants to join forces.
On Election Day, as democracy hangs in the balance, Team Scorpion is called on when someone tries to throw the U.S. presidential election into chaos.
Murdoch and Ogden investigate the poisoning of a businessman. Rebecca is suspicious of a student's suicide.
Sam travels to Moscow, decides not to move her show there.
Debbie continues her quest to win back the hearts of Yonderland's people and reveal Cuddly Dick's true colours. Meanwhile, Negatus meets his scary new cell mate.
Patients and confront their biggest fears and relationship phobias with help from The Predator and Randy loses a limb.
Ming battles a customer when a vintage 1980s Pac-Man game lands on the counter. A rare Beatles board game has the guys flipping their mop-tops!
When an imminent U.S.-France state dinner is jeopardized after a CIA operative is captured by French intelligence, Elizabeth must negotiate the operatives release while keeping the event on track.
The Belchers find themselves involved in a full-blown investigation after Bob secures a new meat provider.
In Storybrooke, the Evil Queen threatens to destroy the town and everyone in it unless Snow and David surrender their hearts. As Emma, Hook, and Henry prepare to defend Storybrooke, Snow, David, and Regina search for a magical sapling created by the first spark of true love.
The President has signed the New Powers Act in response to the Terrigen Fog creating new Inhumans and Truman Marsh is assigned to be the Avengers liaison to the government. Meanwhile, scientists backed by HYDRA enter a gamma storm with a stolen spaceship and are transformed into the U-Foes where they plan to take over HYDRA when Baron Strucker hasn't returned.
The search for a new home isn't easy for the group, especially when someone may be deliberately trying to stop them. Meanwhile, the love triangle between Todd, Gail and Melissa starts losing steam.
Masters and Johnson return from Topeka, each grappling with the trip's ramifications. Art and Nancy look to tie up loose ends in order to have a fresh start, and Libby embarks on a road trip with Bram that changes her perspective.
After a long and difficult labor, Sarah gives birth, but the baby's future remains uncertain. Carolyn tries to follow Sarah's wishes and prevent Elizabeth from telling George the news.
An angry mob corners Ash and the team in Brock's house while Ruby tries to summon the spell to send Baal back to hell. Ash finally proves to the townsfolk he is not a murderer but a hero, when a familiar deadite comes for him.
A spoiled owner is gifted a nightclub by his father. Can Taffer save this mice-infested tourist bar before the owner gives away all his profits
Elsie discovers a possible source of sabotage, while Bernard searches for clues to anomalies in a sector thought to be abandoned. Theresa questions Ford's leadership while Lee encounters a new arrival at Westworld. The Man in Black and Teddy run afoul of a Union garrison in their attempt to cross a border.