The aurora borealis is one of Earth's most incredible sights, and new discoveries finally explain why these mysterious lights appear and what they reveal about the Sun's sinister and deadly powers.
When a popular cheerleader goes missing in rural Arkansas, the small town is sent into a panic; after her sports car is found abandoned, investigators are sure something is not right, but no one expects the horror that ensues.
When nothing else seems to be going Sacha's way, he tries his hand at a new romance. Meanwhile, tensions rise as Meena moves in on Nicky's turf up on Darwin. And unconvinced by his slippery charm, Donna puts Zav to the test.
When a high-rolling car collector sets his sights on Danny's prized Boat-Tail Riviera, Danny and the collector enter a big bucks negotiation to see if he's worthy of taking this beauty home. Then two sons commission Count's Kustoms to build a 1953 Chevy Pickup to honor their parents and the family business. Meanwhile Ryan brings in a new artist to create a unique motorcycle tribute for a soldier lost in Vietnam.
The teams head to Salt Spring Island, B.C., where they face a speedy Roadblock.
Kelsey is torn between Jake and Zane, Liza helps Charles retrieve an eccentric rock star's manuscript, and Diana ventures to Staten Island.
After marrying as complete strangers, the newlyweds are alone for the very first time on their wedding night. Will their chemistry lead them to consummate their marriages on the very first day they meet? The next morning they find out where they'll be heading on their honeymoons--but first they have to face their new in-laws at brunch.
When Jane discovers that Sutton has been hiding a gun in the apartment, the girls realize they have polar opposite views on the subject. Meanwhile, Adena shocks Kat with her latest suggestion.
Kam and Kayleigh’s fate in the game is revealed. Players wonder if exes Britni and Chuck may still have some unresolved feelings for one another. Bananas gains a new love interest and a deceitful partner.
When a deal falls through, Steve's solution for getting the unit sold may end up draining his bank account; Fredrik launches a NoHo development with a creative but risky marketing campaign; Ryan mentors a young broker on a townhouse listing.
Sophie and Alex wake up after sealing the deal. Sophie is delighted but Alex has his doubts. Nathan sees red after Alex makes a decision and it all kicks off. Sam’s hand gets busted and sends him to the hospital so Chloe drowns her sorrows, big time!
German makes a surprise return to Devils Nation, at a crisis point for Derek. The rivalry between Jamie and London heats up, as does the sexual tension between Jude and Noah. Jelena’s dealt a major blow.
Nas finally meets a girl who knocks her socks off, but their families and backgrounds put them completely at odds. Meanwhile, Missy and Hayley are heartbroken when Simone relapses.
Comedian Ken Jeong joins the judges' panel and gets the opportunity to send an act directly to the live shows via the Golden Buzzer. Contestants have one last chance to impress the judges before the live rounds.
In the last of the heats, The lightest and heaviest Ninja’s compete, plus Bachelor Tim Robards and the first woman to scale the warped wall last season - Andrea Hah.
The Busbys plan a special Thanksgiving, but bad news for Mimi may throw the holiday into turmoil. When Adam and Danielle find out that Riley and Parker are moving up to a different classroom, Adam struggles with the idea of separating the quints.
In the heart of oil country, a family’s vintage service station is just like a petroliana museum where the awesome inventory is all off limits.
Junior designs a western-inspired motorcycle for country music artist Clay Walker; Senior and the OCC guys build a military-themed bike to be auctioned off to benefit families of fallen soldiers; Senior and Junior assemble the Yankees bike.
To impress her new friend Andromeda, Tilly claims she saw stone gargoyles come to life.
Chris and the team are in pursuit of a stolen Mazda M3, but the driver disappears into an industrial area and tracker dog Ronny tries to track down the villain. Meanwhile, a routine stop and search takes a dangerous turn for Jimmy, and Liam helps take down a banned driver who causes carnage at a red light.