Discovery HD

More everyday items go under microscope. How are objects including aircraft cabinets and motorcycle brake locks produced.

More everyday items go under the microscope with a look at how objects such as powder horns and inner tubes are made.

Pete explores ingenious treehouse designs and engineering feats of builders the world over. Plus, he embarks on his very own treehouse engineering repair.

Pete connects with old friends to build them a Zen-like sanctuary in the trees. The team stays calm in constructing a retreat with a view of the Blue Ridge Mountains.

Tony blows up at Mike to get the trommel running. Two of Rick's crew face off while trying to dig out Valhalla. Kevin leans on Buzz to get more gold.

Parker does the unthinkable to get all of the Golden Mile's paydirt. Rick's mechanic Ryan considers leaving. Mike Beets finally fires up on the hill.

Friends and natural builders deal with Mother Nature to construct a family adobe dome home using the earth onsite in a mountain range in California.

Any building project is stressful, especially if the build is in the middle of nowhere. A family builds a modern farmhouse off the grid in Wisconsin countryside.

Dr. Baier suspects a ferret has a spinal injury after being attacked by a canine. Dr. Jeff travels to a wolf sanctuary to spay a desperate pack of wolf-hybrids.

Dr. Jeff and his team help out at National Mill Dog Rescue and are eager to find Ginger the Pomeranian a forever home. Jimmy the gecko gives Dr. Baier a surprise.

The Baggage Battlers are back. Today they visit an auction in Brooklyn, one of the busiest shipping ports in the USA, but will they unearth any treasures.

The Baggage Battlers head to Atlanta, Georgia, to a freight auction where Mark spies some Rolls Royce aircraft parts, but will his bid secure the items.

The Baggage Battlers head to the Boston Estates Auction to gamble on historical items, but is a document announcing George Washington's death the real thing.

The Baggage Battlers head to Greensboro, which is a major hub for imported and exported goods. But will they unearth any valuable items in the lot at Quality Salvage.

A Florida homestead is devastated by flooding and alligators. The Raneys find inventive ways to protect the homestead and bring in new food sources.

Mike and Ant work on one of the first utility vehicles, a '64 Falcon Ranchero. Its vintage features are suffering under a coat of cheap black paint.

Ant tries to sweet-talk his way into taking the completed Alfa 158 to the US Grand Prix in Austin. But the car isn't done, and the crew must do the heavy lifting.

Ant's ambitious Alfa build is on the home stretch, but his new baby is due any day. And, he gets good news about his plan to unveil the car at the US Grand Prix.

The team donates a build to the local YMCA, creating a new play structure for the children of Augusta, ME. And, Chase finally gets his workshop.

A family build an eco-friendly straw bale house in the mountains of Southwest Colorado. The project is threatened by torrential rain and cold nights.

Josh Gates takes a deep dive into the lives and true identities of the notorious Billy the Kid, the Man in the Iron Mask, and Betty and Barney Hill.