All times Eastern.

• 6PM, History Channel – Hell’s Angels: History of the motorcycle club.
• 6PM, National Geographic – Naked Science: Polar Apocalypse. Climate change affects sea levels.
• 6PM, G4 – Ninja Warrior: Sasuke 17: Part 2
• 6PM, Science Channel – Miracle Planet: Life Indestructible. Earth provides a rich environment, and many factors continually shape the planet’s condition.
• 6:30PM, G4 – Ninja Warrior: Sasuke 17: Part 3
• 7PM, Discovery Channel – Air Jaws: Sharks of South Africa: White sharks hurtle out of the water to attack their prey.
• 7PM, History Channel – Modern Marvels: Horsepower. The improvement of technology and how it has made engines more efficient.
• 7PM, Discovery HD – Meerkat Adventure: Nigel Marven and his team win the trust of a group of wild meerkats.
• 7PM, Speed – Chop Cut Rebuild: SUSPENSE-SION. The Ford ‘35 gets a new rear end; the Camaro gets a suspension.
• 8PM, Discovery Channel – Air Jaws II: Even Higher: Experts film white sharks jumping from the water in several parts of the world.
• 8PM, Food Network – Feasting on Asphalt: California or Bust. A motorcycle mishap leaves Alton in a painful predicament.
• 8PM, National Geographic – Need for Speed: Bikes: The science and technology of the some of the fastest motorcycles.
• 8PM, Discovery HD – Rogue Nature: Bears. Fatal bear-attacks.

9PM and on after the jump!

• 9PM, History Channel – Boneyard: Ships. The dismantling and destruction of large ships.
• 9PM, Discovery Channel – Shark Tribe: Dave Salmoni of “Rogue Nature” and shark scientist Ryan Johnson travel to New Guinea to unravel secrets.
• 9PM, Science Channel – Faces of Earth: Assembling America. Exploring the geological forces that shaped the United States over hundreds of millions of years.
• 9PM, National Geographic – Need for Speed: Boats: Engineers, mechanics and daredevils deal with some of the fastest boats on water.
• 10PM, Discovery Channel – Sharkbite! Surviving Great White: Survivors tell of being attacked by white sharks.
• 10PM, Food Network – Ace of Cakes: Mary (Alice) Go Round. Carousel cake; hospital-themed cake.
• 10PM, National Geographic – Naked Science: Ring of Fire. Scientists work to understand the danger posed by a 25,000-mile-long chain of volcanoes and earthquake.
• 10PM, Sundance – Live From Abbey Road: Dave Matthews; Craig David; James Morrison.
• 10PM, Science Channel – How Do They Do It?: Rescuing the crew of a sunken submarine; a monster digger; a car that runs on beer.
• 11PM, VH1 – Maxim Hot 100: The most downloaded, successful, worshipped and talked-about celebrity women.
• 11PM, Comedy Central – Daily Show: Matt Damon, actor promoting movie “The Bourne Ultimatum”
• 11PM, Food Network – Good Eats: My Big Fat Greek Sandwich. Alton makes gyros.
• 11:30PM, Comedy Central – Colbert Report: Michael J. Behe, author of “The Edge of Evolution”
• 11:30PM, Cartoon Network – Family Guy: Petarded. After winning at Trivial Pursuit, Peter claims to be a genius, so Brian asks him to take an IQ test to prove it.