All times Eastern.

• 6PM, Discovery Channel – How It’s Made: Included: “gummies”; ball bearings; fish farming; bronze.
• 6PM, VH1 – Classic Albums: Sex Pistols. The Sex Pistols’ debut effort, “Never Mind the Bollocks, Here’s the Sex Pistols,” is spotlighted.
• 6PM, History Channel – Deep Sea Detectives: Underwater Train Wreck. Exploring two locomotives discovered upright and intact on the ocean floor off New Jersey.
• 6PM, Discovery Health – Code Blue: Crossroads. Medical crises include a teenager with six gunshot wounds; a man whose face was smashed in an auto accident; and a professor with a broken leg and fractured skull.
• 6:30PM, Discovery Channel – How It’s Made: Included: residential water heaters; air bags; jelly beans; ice resurfacers.
• 6:30PM, G4 – Ninja Warrior: Human physical ability is tested in each episode, as 100 competitors push their limits through a physically demanding four-stage course.

7PM and on after the jump.

• 7PM, Food Network – Good Eats: Urban Preservation II: The Jerky. The world of beef jerky is explored.
• 7PM, Speed – Chop Cut Rebuild: Working Hard. Welding the Chevy’s frame and floor panels; a coat of primer and hood-fitting for the hot rod.
• 7PM, National Geographic – Most Extreme Moments: A look at scarification rituals for young boys in Papua New Guinea; tiger sharks cannibalizing their siblings in the womb; and a parachute dive from more than 100,000 feet.
• 7PM, Discovery HD – Glacial Meltdown: A Nepalese glacier slowly melts, forming an ice lake that threatens villages and lands downstream from its dam.
• 8PM, Science Channel – Riddle of the Polar Sky: The aurora borealis is observed by a team that includes scientists, who analyze the phenonmenon using current scientific theories while living in a part of the world where there are six months of darkness.
• 8PM, ESPN – NFL Draft Wrap-Up: Recapping the best and worst picks, with interviews and team-by-team analysis. Host: Trey Wingo.
• 8PM, Discovery HD – Tank Overhaul: The Comet. Dave Arnold and his crew at the Isle of Wight Military History Museum restore a 1945 Comet tank.
• 8PM, History Channel – Ancient Discoveries: Machines of the East. Examining the inventions of Arab engineer Al-Jazari, who lived in what is now modern Turkey in the 13th century, whose designs included a water clock and a variety of geared mechanisms. Included: a reconstruction of some of his inventions.
• 9PM, Sundance – Big Ideas for a Small Planet: Cities. A real-estate developer turns a polluted field into a flourishing sustainable community; an energy innovator submerges underwater turbines in New York City’s East River.
• 9PM, Discovery Channel – Deadliest Catch: Bering Sea Salvation. As king-crab season wanes, Capt. Hillstrand on the Time Bandit starts dropping gear; Capt. Hansen of the Northwestern hauls in pots full of keepers; the crew of the Wizard struggle to make their final offload.
• 9PM, Military Channel – Futureweapons: Future Shock. Host Richard Machowicz examines weapons that will fight in future battles and can destroy entire cities in the blink of an eye.
• 9PM, Travel Channel – John Ratzenberger’s Made in America: Zild Jian Cymbals
• 10PM, Spike – Bullrun: Operation Poison Arrow. One team devises a risky plan to knock out their rivals. Also: drivers compete in a slalom course in which they smash targets with their cars.
• 10PM, Discovery Channel – Man vs. Wild: Desert Island. Bear Grylls is cast adrift in the Pacific Ocean, encountering coral reefs, rip currents, relentless surf and sharks.
• 10PM, Science Channel – Hubble and Beyond: Telescopes in Space: Hubble telescope history is examined.
• 10PM, Military Channel – Firepower: Eject. Cockpit ejection seats and their role in saving the lives of pilots. Included: the development of the seats is traced from the German prototypes of World War II to modern rocket-powered versions equipped with microprocessors.
• 10:30PM, Food Network – Throwdown with Bobby Flay: Ice Cream. An ice-cream competition with Jeff Sommers, owner of Izzy’s Ice Cream Cafe in St. Paul.
• 10:30PM, Speed – Motocross Files: Broc Glover. Profiled: Broc Glover. The “Golden Boy” rode his Yamaha to seven national championships and launched the “El Cajon Zone” as a motocross hotbed.
• 11PM, Comedy Central – Daily Show: Tobey Maguire.
• 11PM, History Channel – Mega Movers: Tower Crane Included: a tower crane in downtown Los Angeles is disassembled and moved; sand is moved from the ocean floor and transported to the coast of Florida.
• 11PM, Spike – Ultimate Fighter: A recap of the Nate Diaz vs. Rob Emerson bout; Marlon Sims shares a fishy fight story; Jens brings in a surprise guest to help train his team.
• 11:30PM, Comedy Central – Colbert Report: Author Malcolm Gladwell.