All times Eastern.

• 6PM, Discovery Channel - How It’s Made: Wood burning stoves; orthoses; ballet slippers; buses.
• 6Pm, Science Channel - Ultimate Cars: Episode 2
• 6PM, Discovery Times - Pol Pot: Inside Evil: Ruler Pol Pot is responsible for up to two million deaths in mid-1970s Cambodia.
• 6PM, History Channel - Cities of the Underworld: Scotland’s Sin City. Edinburgh, Scotland: body snatchers, illegal distilleries and castle dungeons; host Eric Geller.
• 6:30PM, Discovery Channel - How It’s Made: Paving asphalt; marshmallow cookies; loudspeakers; electronic door locks.
• 6:30PM, G4 - Ninja Warrior
• 7PM, Discovery Channel - How It’s Made: Pistons; paint rollers; parachutes; chimneys.
• 7PM, History Channel - Modern Marvels: Sub Zero. U.S. South Pole Station; Polartec Clothing; snowmobiles and Sno-Cats;
ice-breaking ships; LC-130 transport plane; robot explorer; glycoproteins.
• 7PM, Food Network - Good Eats: Toast Modern. Brushetta; French toast; Welsh rabbit.
• 7PM, Discovery Health - Impact: Stories of Survival: Parachute Collision. Parachutists collide; teenager injures arm; a buried power line electrocutes a construction worker.
• 7PM, Speed - Chop Cut Rebuild: Ford Uncovered, Camaro Discovered. Meeting the team; Ford ‘35 Coupe; Chevy parts.

7:30PM and on after the jump!

• 7:30PM, Discovery Channel - How It’s Made: CO2 cartridges; pretzels; scissor lifts; skating rinks.
• 7:30PM, PBS (NY 21) - Wild Chronicles: Three-million-year-old baby; mating mysteries of nurse sharks; Panama’s Darien is difficult to cross; young wildlife in Jasper
National Park.
• 8PM, CBS - Creature Comforts: Animal Magnetism, Secrets & Lies, Pets at the Vet. Animals discuss what they think attracts members of the opposite sex.
• 8PM, PBS (NY 13) - Secrets of the Dead: Killer Flu. Modern scientists are trying to determine the cause of the 1918 flu pandemic that killed millions of people.
• 8PM, Science Channel - Futurecar: The Body. Ultralight cars; tiny, leaning cars; a new look at the wheel.
• 8PM, Animal Planet - Planet Earth: Shallow Seas. A humpback whale and her calf; pygmy seahorses; seals attack king
penguins.
• 8:30PM, CBS - Creature Comforts: Self Image; Winging It; Art. Pigs discuss what it would be like to fly; poker-playing dogs ponder art.
• 8:30PM, Discovery HD - It’s All Geek to Me: Laptops
• 9PM, Science Channel - Building the Future: The Search for the Ultimate Energy. The search for new energy solutions across the globe.
• 9PM, National Geographic - The Hunt for the Boston Strangler: When Albert De Salvo confesses to the murders in the 1960s, police close the case, but recent forensic evidence shows that he might not have been the killer.
• 9PM, ESPN2 - Boxing: Wednesday Night Fights. From Tampa, Fla. Edner Cherry (22-5-2, 10 KOs) vs. Wes Ferguson (16-1-1, 4 KOs), lightweights, 10 rounds.
• 9PM, Discovery Channel - MythBusters: Grenades and Guts. Jamie and Adam investigate a grenade blast; the combustibility of Diet Coke and Mentos.
• 9:30PM, Sundance - John Safran vs God
• 10PM, SpikeTV - Guys Choice: Honoring the sexiest women and coolest guys of the past year; tributes to legendary entertainers, rockers, babes and edgy stand-up comics
• 10PM, Bravo - Top Chef: First Impressions. Fifteen contestants prepare for their first task.
• 10PM, National Geographic - Vegas Mafia: Cleaning up the mob-built gambling mecca.
• 10PM, Discovery HD - Fireballs From Space: Comets, asteroids or meteors hitting Earth may have catastrophic consequences.
• 11PM, History Channel - Modern Marvels: Engineering Disasters 19. The Edmund Fitzgerald; Boeing 737 crashes; nuclear disasters; oil storage facility.
• 11PM, Comedy Central - Daily Show: Allan Brandt, author of The Cigarette Century
• 11PM, Discovery Times - Hiroshima: The First Weapon of Mass Destruction: The destruction and devastation of the first atomic bomb.
• 11:30PM, Comedy Central - Colbert Report: Ron Paul, Congressman (R-TX) and Libertarian candidate for president