Discovery Science +1 Wednesday

Alcatraz is one of the most famous prisons in the world. Experts investigate its remarkable engineering secrets and why it was so hard to escape from.

Buying goods from home

Buying goods from home

A look at how stagecoaches, road reflectors and custom motorcycle tanks are made and how manufacturing processes have developed over the years

How tissues, travel trailers, slippers and motorcycle helmets are made, and how manufacturing processes have developed over the years

The series exploring the science of astronomy returns, beginning with a look at the mysterious 'ninth' planet reported to exist on the very edge of the Solar System

The astronomical documentary continues, exploring the most violent and dangerous places in the universe, including exploding stars, colliding galaxies and nebula shockwaves

The documentary explains why new research may have found the answer to why supermassive black holes are able to grow to star-devouring, galaxy-shaping proportions

Adam Savage joins forces with a NASA engineer to rebuild a rocket-propelled super weapon, originally built to breach barbed wire in the Second World War

Using material salvaged from scrap yards, Adam Savage and two colleagues design and build three motorised vehicles inspired by post-apocalyptic worlds

New theories claim the sunken city of Atlantis may have been in the Americas. From the Bahamas to an ancient site in Louisiana, Rob and Stefan seek the evidence

A strange cave freezes in summer and melts in winter, and a huge sand dune swallows a small child in an instant. Rob and Stefan explore these mysteries

The solar system is different to others in the Milky Way, but it hides a violent past. Scientists examine the clues to reveal its secret history

Space isn't as empty as it seems. It conceals a secret structure called spacetime - an invisible field that governs our lives

New discoveries reveal that neutron stars have the power to destroy planets and even other stars

A look at how items such as wagon wheels, violin bows and thinning shears are made, and how processes have been enhanced over time

The manufacture of iron bathtubs, Hopi Kachina dolls, mine truck engines and memory cards

More everyday items are put under the microscope as the series reveals how oil and encaustic paints, marine plywood and cycling shoes are made

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

The manufacture of objects such as rubber gloves and aircraft cabinets, and how processes have developed over the years

The processes involved in the creation of powder horns, hand-crafted moulds, pierogies and inner tubes

A team of researchers seeks answers to mysteries surrounding the Mothman. They explore theories that the legendary cryptid is an abnormality in the evolutionary chain

Paranormal investigations reveal stunning new evidence about the Jersey Devil, a monster that prowls the Pine Barrens of New Jersey.

A cryptozoologist investigates reports of a sea monster in Alaska, reviewing eyewitness accounts and examining never-before-seen video evidence

A woman claims to be under attack from an unseen force, which could be linked to a Native American legend about a mysterious race of giants