All times eastern.

• 6PM, G4 – Ninja Warrior: Sasuke 5: Part 2
• 6PM, Science Channel – What If: The Oil Runs Out: The days of conventional oil surpluses are coming to an end.
• 6PM, Discovery Health – Critical Incident: 48 Hours of Violence. Road-rage victims; victims of shooting.
• 6PM, National Geographic – Amazing Planet: Ocean Realm. How the oceans formed; why they have not evaporated.
• 7PM, Discovery Channel – Dirty jobs: Viewer’s Choice. Outtakes and viewers’ questions.
• 7PM, Food Network – Good Eats: Cuckoo for Coq au Vin. Alton Brown demystifies coq au vin.
• 7PM, TLC – Overhaulin’: Mustang Sting. A 1969 Mustang gets a well-deserved overhaul.
• 7PM, Discovery HD – Africa’s Super Seven: Creatures learn to live together on the Mala-Mala Game Reserve in South Africa.
• 7:30PM, PBS (NY 21) – Wild Chronicles: Wildebeest migration in Kenya; biologists attempt to record pictures and sound of a deep diving blue whale; giant anacondas.

8PM and on after the jump.

• 8PM, National Geographic – Engineering the Impossible: Chartres Cathedral. The builders of the Chartres Cathedral push technology to the limit to come up with solutions that still influence modern design and construction techniques.
• 8PM, Speed – Setup: Which Way? The teams face a new challenge; the eliminations continue.
• 8PM, Fuse – Tattoo Stories: More and more people are using their bodies as a canvas for storytelling.
• 8PM, Science Channel – Building the Ultimate: Digging Big. Assembly site of world’s biggest hydraulic excavator.
• 8PM, G4 – X-Play: “The Elder Scrolls IV: Shivering Isles.”
• 9PM, History Channel – Boneyard: Railroad. Restored and reused trains, railroad tracks and ties.
• 9PM, Sundance – John Safran vs God
• 9PM, Science Channel – How It’s Made: Steel; apple juice; landing gear; cosmetics.
• 9PM, Discovery HD – Rogue Nature: Hippo; Croc. Hippopotamus and crocodile behavior.
• 10PM, History Channel – Ancient Discoveries: Siege of Troy. Reconstructing the legend of Troy.
• 10PM, Food Network – Throwdown With Bobby Flay: Sticky Buns. Bobby challenges a sticky bun baker from Boston.
• 10PM, National Geographic – Engineering the Impossible: The Great Pyramid. Mathematics and precision engineering are behind the construction of the Great Pyramid of Giza.
• 10PM, G4 – G4’s Free Stuff: Reviewing gadgets, games, music, movies and books while viewers are rewarded on the air.
• 11PM, Speed – Unique Whips: Cadillac Attack. Andruw Jones brings in an Aston Martin; Caddy ESV.
• 11PM, Discovery HD – Planet Earth: Jungles. Cameras capture unprecedented views of the animal species that live on the dark jungle floor.
• 11PM, Comedy Central – Daily Show: Claire Danes, actor promoting new movie “Evening”
• 11:30PM, Comedy Central – Colbert Report: Doug Bailey, Founder of “Unity ‘08″