• 00:00 How It's Made

    S18 E7 Fish Replicas/Siren Systems/Pre-packaged Sandwiches/Candlesticks Developments in the manufacture of fish replicas, siren systems, pre-packaged sandwiches and candlesticks.

  • 00:30 How It's Made

    S18 E8 Snow Ploughs/Paddle Boats/Tapioca Pudding/Fibre Cement Cladding Panels The development of snow ploughs, paddle boats, tapioca pudding and fibre cement cladding panels.

  • 01:00 How Do They Do It?

    S16 E5 Stainless Steel, Safe Locks How do they produce a million tonnes of stainless steel? How do they keep cash safe with an uncrackable lock? How do they make traditional Indian sugar?

  • 01:30 How Do They Do It?

    S16 E6 The complex technological processes involved in creating seemingly simple modern-day objects.

  • 02:00 How Do They Do It?

    S16 E7 How do they build one of the world's most exclusive luxury cars? Plus, how do they make a referee's whistle that can be heard above 50,000 screaming fans?

  • 02:30 How Do They Do It?

    S16 E8 A look at how English willow is turned into cricket bats for India's finest cricketers. Plus, how the foundations for tall buildings are constructed.

  • 03:00 Nasa's Unexplained Files

    S3 E2 Return of the Moon Bugs Apollo 12 astronauts bring back something alive from the moon and Nasa track an asteroid heading towards Earth only to make a shocking discovery.

  • 04:00 Nasa's Unexplained Files

    S3 E4 Ghosts on a Comet A Nasa scientist explains his theory that a mysterious lunar material caused a Chinese moon rover to break down, and interfered with an Apollo mission decades earlier.

  • 05:00 Nasa's Unexplained Files

    S3 E5 The Moon That Disappeared Official documents shed light on NASA's secret 'plan B', put in place in case the first moon landing failed, and the Cassini mission unravels a 300-year-old mystery.

  • 06:00 Secrets Underground

    S1 E1 American Stonehenge Rob Nelson investigates subterranean secrets from around the world, beginning with mysterious rocks at the bottom of Lake Michigan known as Underwater Stonehenge.

  • 07:00 Secrets Underground

    S1 E2 Mystery of the Serpent Mound Rob Nelson investigates mysterious tunnels under Denver's airport, then heads to Ohio to uncover the secrets of a giant serpent-shaped mound.

  • 08:00 Teleshopping

    Buying goods from the comfort of home.

  • 08:30 Teleshopping

    Buying goods from the comfort of home.

  • 09:00 How Do They Do It?

    S12 E20 Tunnels/Timber Exploring the construction of large tunnels in one of the world's biggest cities to prevent blackouts, and a look at how a pine forest is turned into timber.

  • 09:30 How Do They Do It?

    S13 E1 Baklavas/Gyroplanes/Ukuleles The manufacture of delicious baklava, favourite sweet of the Ottomans. Plus, James Bond's gyroplane, the ukulele, and the Supercat - the world's fastest ferry.

  • 10:00 How the Universe Works

    S8 E6 Secrets of Time Travel Experts investigate theories surrounding the possibility of time travel, and ask whether it could ever be more than science fiction.

  • 11:00 How the Universe Works

    S8 E7 How to Build a Planet Some of the brightest minds and theorists on the planet explore the limits of human knowledge and explain the science behind the rules of the universe.

  • 12:00 How the Universe Works

    S8 E8 Earth's Cosmic Journey Earth is spinning on a tilted axis as it orbits around the Sun. Experts and scientists explain how the planet journeys through the Milky Way.

  • 13:00 Extreme Engineering

    S9 E5 Constructing Serbia's Longest Bridge In Belgrade, Serbia, Danny Forster visits the Sava River Bridge, one of the world's largest single-pylon, cable-stayed crossings.

  • 14:00 Extreme Engineering

    S9 E3 Azerbaijan's Amazing Transformation Danny Forster heads to Baku to witness the transformation of Azerbaijan, a country reinventing itself after decades as part of the Soviet Union.

  • 15:00 Blowing Up History

    S3 E3 Lost Pyramids of the Americas The construction of an ancient city lost in the Peruvian desert, where experts find signs of strange rituals.

  • 16:00 Blowing Up History

    S3 E4 Statue of Liberty: The New Secrets The construction of iconic megastructures created by bygone civilisations. This time, experts use the latest science and technology to reveal the secrets of the Statue of Liberty.

  • 17:00 Nasa's Unexplained Files

    S4 The Earth Next Door Astronomers detect a potentially habitable planet that appears to be remarkably close to Earth, and a chance discovery at Nasa unveils a top secret military space program.

  • 18:00 Nasa's Unexplained Files

    S4 E5 Curse of the Full Moon An account of how cosmonauts fought for their lives trapped inside a capsule in a frozen lake. Plus, NASA astronomers are spooked when the full moon affects their experiments.

  • 19:00 Nasa's Unexplained Files

    S4 Did Earth Have Two Moons? A starling discovery suggests the toxic clouds of Venus could be the origin of life on Earth. Plus, an insight into theories that Earth once had two moons.

  • 20:00 How Do They Do It?

    S13 E4 Cameras/Big Airbags/Jelly Beans How the world's sharpest photos are taken. Plus, the stitching of an airbag capable of catching a falling car, and the manufacture of billions of perfectly-formed jelly beans.

  • 20:30 How Do They Do It?

    S13 E5 Caravans/Tuning Forks How a caravan tougher than an SUV can be built. Plus, forging tuning forks with perfect pitch, resurfacing an ice rink in minutes, and staging on the world's biggest light festival.

  • 21:00 How Do They Do It?

    S13 E6 Vinyl Records/Bumper Cars Manufacturing techniques behind the groovy vinyl LP and the world's most crashed car - the dodgem. Plus, how one of the world's oldest pain remedies, tiger balm, is created.

  • 21:30 How Do They Do It?

    S13 E8 Axes/Messenger Bags/Rescue Boats A look at how the axe was first forged. The programme also observes a messenger bag get cut, sew, stitched and glued together and reveals how the fastest lifeboats are built.

  • 22:00 How Do They Do It?

    S13 E9 Wensleydale Cheese/Paintbrushes How to churn out Wensleydale cheese, turn pig hair into the world's finest paintbrushes, and distil aromatic oils from eucalyptus.

  • 22:30 How Do They Do It?

    S13 E10 The Tesla Model S/Horsehair Fabrics How it is possible to build the 700 horsepower Tesla Model S, turn horses' tails into fine fabrics, and clean the largest swimming pools in the world.

  • 23:00 Everest Rescue

    S1 E5 Life on the Line Jason and Siddartha attempt a historic mission to prevent deaths along a perilous icefall, and Lorenz has just minutes to save a local man with a head injury.

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