Discovery Science +1 Wednesday

Rob Nelson examines bizarre markings that suggest a violent clash between prehistoric beasts, and in California, he investigates whether a strange lake might be home to alien life

Buying goods from home

Buying goods from home

The complex technological processes involved in creating seemingly simple modern-day objects. This edition looks at how Marshall amps and frost-proof garden pots are made

A look at how the tallest buildings in the world are cleaned. Plus, the process to make a jigsaw where every piece is unique

A space-walker who lost his vision and was locked outside his craft after a malfunction, and cosmonauts who were engulfed by a fire while still on the launch-pad

A first-hand account of how an emergency procedure was conducted to save a new ISS solar array. Plus, the story of the first Korean astronaut's bumpy ride during re-entry

Astronauts and mission-control staff describe how a power failure on the ISS forced the crew to consider abandoning the station. Plus, a suit malfunction puts a cosmonaut in danger

Engineers on the Alaskan island of Sitka construct a colossal dam capable of powering an entire town. Plus, Alaska's biggest boat lift hauls a 400-ton fishing ship

A rugged ship built to withstand tsunami-size waves travels on a highway unlike any other in North America. Plus, a fleet of machines combats a massive flood

Phil Torres and Dr Tori Herridge go on a journey to Siberia for the biggest ever Ice Age dig, unearthing a treasure trove of animals buried in the ground for thousands of years

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

Mining million tonnes of fertiliser from below the sea. Plus, a look at how to hand print millions of colourful clothes using the ancient art of batik

How thousands of tonnes of basmati rice are turned into millions of microwaveable meals. Plus, a look at how to craft mechanical singing birds

How do they make an almost invisible hearing aid that connects wirelessly to your phone? And, how do they build the carriages for London's new underground railway?

A look at the remote-controlled underwater robots that do the jobs too dangerous for human divers. Plus, the world's most cuddly teddy bears

More everyday items are put under the microscope as the programme reveals how motion sensors and diving helmets are made

More everyday items are put under the microscope as the series reveals how rawhide lampshades and MRI scanners are made

Experts analyse new evidence that could prove the Beast of Bray Road is terrorised a Wisconsin town. Plus, the question of whether a human-wolf hybrid is spreading across the US

Experts analyse new evidence that could prove the legendary beast known as Chupacabra is real - and that there are two versions of the bloodsucking creature

The Alaskan skies are filled with unexplainable lights and objects. Witness accounts and never-before-seen evidence suggest UFOs are landing in the area

Hostile Sasquatches are said to be leaving the wilderness behind for Alaska's major cities. Plus, ghost hunters search for evidence at an infamous hotel

Looking at an astronaut beginning to drown on a spacewalk, and Nasa's discovery of an asteroid which has been converted into a spacecraft

Exploring whether Nasa is responsible for a nuclear explosion on Jupiter, and looking at the truth behind the mystery of the iconic face on Mars

Apollo 12 astronauts bring back something alive from the moon and Nasa track an asteroid heading towards Earth only to make a shocking discovery

Rob Nelson heads to California to investigate a network for major fault lines that could set off a mega-quake. Plus, he explores a mysterious sinkhole

Rob Nelson investigates a cluster of ancient ruins in New England that suggest Europeans arrived in the Americas almost 1,000 years before Columbus