Discovery Channel HD Friday

More everyday items are put under the microscope as the series reveals discover how paper fans, walnut oil and copper are made

More everyday items are put under the microscope, with a closer look at how absinthe, belt buckles and gut strings are manufactured

Pete Nelson and his crew saddle up to build a huge treehouse - so big he is describing it as Texas-sized - using large cypresses from along the banks of the Frio River

Pete Nelson visits a farm where he is asked to create a private English retreat complete with a hanging bed fit for a queen

Rick makes a shocking $1m call to open a new cut. Parker tasks Brennan with delivering more gold. Tony re-engineers Paradise Hill's water system

Tony's crew defects to Parker's, leaving him to rely on less experienced operators. Parker's new hires create animosity as the team opens a new cut

A family builds their own underground home in the hills of Virginia. With shipment delays and severe weather, can they make their dream a reality?

In an effort to spend more time with their kids, a couple sets out to build a treehouse in remote Maryland with a budget of $400,000

Coco the Frenchie needs Dr Jeff's help to remove a large lump from her face. Veterinary technician Christine faces her fear of birds to help pigeons

Dr Jeff discovers a large mass on a lovable dog, veterinary technician Kelly treats her pooch's sun-damaged nose, and Dr Baier and Hector join forces to treat wild bison

The manufacture of gears, leather watch straps, Vitrelle dishes and kitchen scissors, and how their production methods have evolved

The manufacture of pressure cookers, mechanical singing birds, oceanographic buoys and stainless steel tank trailers

The manufacture of aluminium boats, alpine horns and luxury watches, and how their methods have changed with technological progress

The manufacture of alpine skis, laser cutters, all-terrain vehicles and marble statues

A Big Island family finds their off-grid paradise threatened by destructive storms and deadly pests. To save them, the Raneys must get creative

Mike Brewer hopes to tap into 1990s nostalgia by working on an 1994 Mitsubishi 3000GT VR-4, but restoring the vehicle to its original state proves harder than expected

Sig and Sophia score some hybrid crab, but a tank imbalance risks capsizing the Northwestern. The Time Bandit crew races incoming ice to get OJ home.

Josh Gates searches for more than 1,000 PoWs lost in the Pacific and then joins a US Department of Defence mission

Josh Gates hunts for the truth about the Third Reich's Amerikabomber, a top-secret warplane designed to obliterate New York City

A serial killer's descendant tells the truth about his death. Are the mafia and government co-conspirators? Did the last Romanov truly escape death?

Sig gets tough news at sea, forcing the Hansens to make a critical decision. With wheelhouse ambitions, Jacob reaches a stalemate with Keith on the Wizard

Josh Gates searches for more than 1,000 PoWs lost in the Pacific and then joins a US Department of Defence mission

Josh Gates hunts for the truth about the Third Reich's Amerikabomber, a top-secret warplane designed to obliterate New York City

Shawn must fix his landlocked barge, but faulty controls threaten the Megadredge dream. And with limited dredging supplies, Emily gambles in the hope of a fast payoff.

Three craftsmen-distillers compete to build working stills from raw sheet copper while mashing in a run of liquor from scratch ingredients.

Buying goods from home

Buying goods from home

A look at how thousands of tonnes of grapefruit are picked and processed, and how conveyor belts that carry millions of pieces of luggage every year are built

Examining how the world's finest harp strings are made, how they build roof windows that can keep out a hurricane, and how to make Belgian waffles