Discovery Science +1 Wednesday

The Leaning Tower of Pisa is one of the world's most iconic buildings. Here investigators uncover the reasons for its tilt

Buying goods from home

Buying goods from home

The complex technological processes involved in mining rare gemstones, crafting classic cowboy boots and building large-scale road-sweepers

How engineers manage to drill for oil thousands of metres below ground. Plus, how duvets and rubber bands are made

An Apollo 17 photo seems to show a US military outpost on the moon and an investigation into whether there is life in the oceans of Jupiter's moons

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

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

Andy Quitmeyer braves the Louisiana swamp, a deadly place packed with alligators, snakes, and dangerous predators. He rigs his bag of tech to escape back to civilisation

Andy Quitmeyer braves a remote forest in Alaska, a terrain that's rugged, wet, and cold. To return to civilisation, he must use his tech to stay warm, dry, and alive

With special access to a hi-tech archaeological investigation, experts reveal why Egypt's Black Pyramid collapsed before its pharaoh was buried there

A cutting-edge archaeological investigation uses hi-tech methods to scan the ocean floor in search of sunken sphinxes, temples and shipwrecks

Experts shed light on the mystery of why two suns seemed to appear in the skies over Indonesia, prompting rumours of the existence of a 'dark twin' of Earth's life-bringing star

Geologists begin to ask questions about 'alien' deposits found on the Earth's surface - and the answer could shed light on the cause of history's greatest extinction event

A NASA probe captures an image of a familiar structure on the surface of Mars. What made 'Mars Henge'? Plus, how did an Apollo astronaut get sick on the moon?

How manufacturer Lea and Perrins concocts its famous Worcestershire sauce. Plus, the shredding of cars and the making of sarees

A look at how the amazing, and massive, decorations on Mardi Gras carnival floats are created, how rock candy is twisted together, and a look at how dentures are made

A look at how the world's most expensive tea is harvested and treated. Plus, how the Siekierki power plant of Warsaw, Poland, manages to heat half the city's homes

The manufacturing documentary reveals how a classic British bike is being rebooted in India, and how radiation is used to beat art fraud

An insight into the life-saving science behind crash-testing cars. Plus, how expensive Dutch tableware is made, and the process of making hand-made, pocket-sized umbrellas

A look at the development of the finest oyster knives, and the lights transforming sport worldwide. Plus, how diamonds grown in a greenhouse are behind a gemstone revolution

Russell finds a structure he believes is a Bigfoot nest. Meanwhile, new team member Ronny joins Mireya in a race to the nest to collect DNA samples

Mireya and Ronny make a powerful discovery in the area around the nest. Meanwhile, Bryce suspects Bigfoot is emoting infrasound to repel the team from its territory

Explorers Justin Fornal and Emiliano Ruprah investigate the possibility that the Knights Templar fled Europe and rebuilt their order in the Americas a century before Columbus