Disc.Science

Thermopylae was the site of an iconic ancient battle. Legend says that in 480BC, 300 Spartan warriors died there - experts reconstruct the lost battlefield.

How do they create the world's most expensive vinegar? How do they keep divers dry and warm in the ocean? How do they build a plane that can fly upside down.

How do they forge super steel to make a car lighter, greener and safer? And, how do they shear Australia's eighty million sheep every Spring.

A UFO crashes in Pennsylvania. Was it a secret Soviet satellite, or something far more dangerous? On Mercury, NASA finds the impossible: frozen water.

Images of Mercury reveal massive spider-like formations on its surface. Is it an odd geological formation - or something much more ominous.

How did pictures from the Hubble telescope make the comet of the century look like an alien spacecraft? Has earth already been invaded by alien organisms.

Explore five mega factories including NASA's vast vehicle assembly building and Europe's largest food processing plant. Which is the best of the best.

Ron's, Borealis, and Lucky 7 are called out to rescue drivers that have tried to use frozen rivers as roads and are now on the verge of falling through the ice.

What caused the Nazi aircraft to explode into a giant ball of fire over New Jersey in 1937? Experts use cutting-edge technology to investigate the event.

Cutting-edge technology is helping experts investigate the Bermuda triangle. Using new techniques, they search for evidence of aliens on the ocean floor.

Did Apollo astronauts hear unexplained transmissions on the far side of the moon? Plus, an astronomer spots a strange disturbance in Martian atmosphere.

Apollo 12 astronauts bring back something alive from the moon. Plus, NASA track an asteroid heading towards Earth and make a shocking discovery.

Geysers are discovered on a frozen moon, NASA redirects a probe on a mission to find proof of life, and a future US President is eyewitness to a UFO.

How do they make car windows to keep out wind and rain, stones and thieves, and even noise and harmful UV rays? And, how do they put the gloss on lipstick.

How do they make the favourite sweet of the Ottomans, James Bond's gyroplane and the Supercat- the world's fastest ferry.

How do they carve longboards, turn millions of lemons into juice, and build industry's versatile heavy lifter, the forklift truck.

How do they roast the coffee that wakes up Italy, bake the bricks that build America, and blast diamonds from a frozen volcano.

How do they take the world's sharpest photos, stitch an airbag to catch a falling car, and produce billions of perfectly-formed jelly beans.

How do they build a caravan, forge tuning forks, resurface an ice rink, and put on the world's biggest light festival.

A missing mummy could re-write the history of Abraham Lincoln's assassination. Ramy Romany investigates whether John Wilkes Booth actually escaped.

The Dark Evidence. The Inca capital of Cusco was supposedly the site of untold gold and riches. New discoveries reveal the secrets behind this mighty empire's fall.

Following the Columbus trail, bad weather strikes and Darrell dives past the limits of his gear into extreme danger. Plus, a huge discovery changes everything.

The discovery of a lifetime becomes a massive salvage operation. Pulling up and verifying Columbus' anchor might be the biggest challenge yet.

Did Apollo astronauts hear unexplained transmissions on the far side of the moon? Plus, an astronomer spots a strange disturbance in Martian atmosphere.

Apollo 12 astronauts bring back something alive from the moon. Plus, NASA track an asteroid heading towards Earth and make a shocking discovery.

Geysers are discovered on a frozen moon, NASA redirects a probe on a mission to find proof of life, and a future US President is eyewitness to a UFO.

The New Secrets. Experts use cutting-edge technology to investigate one of the wonders of the modern world. They reveal mysteries hidden in its foundation.

Experts use cutting-edge technology to investigate a lost city buried in the Sahara. Archaeologists are uncovering the city's forgotten ruins and dark secrets.

Geysers are discovered on a frozen moon, NASA redirects a probe on a mission to find proof of life, and a future US President is eyewitness to a UFO.

Pyramids in the deserts of Sudan are the ruins of a powerful lost civilisation that rivalled Egypt. However, why are the pyramids there and who built them.

Saqqara is the site of the first pyramid - the Step Pyramid of Djoser. Experts use cutting-edge technology to explore why the Egyptians built pyramids.

More everyday items go under the microscope, revealing their production. How are objects such as gummy vitamins and boat trailers made.

More everyday items go under the microscope, revealing their production. How are objects such as water well cylinders and nonconductive tools made.

More everyday items go under the microscope, revealing their production. How are objects such as stand-up paddleboards and vacuum cleaners made.

More everyday items go under the microscope, revealing their production. How are objects such as detectable warning panels and model Stirling engines made.

Ever wondered how a Maserati Quattroporte made? Join the How It's Made crew as they go to its birthplace, explore the inner workings and its gorgeous exterior.

Ever wondered how high-end cars are manufactured? Join the crew as they explore the origins, inner workings and technical specs of some of the world's finest cars.

Ever wondered how a Lamborghini Aventador is made? Join the crew as they go to its birthplace and explore its gorgeous exterior.

Ever wondered how a Jaguar F-Type is made? The team goes to its birthplace, revealing the inner workings and gorgeous exterior.

A spacewalker loses his vision and is locked outside his craft after a malfunction. Plus, cosmonauts are engulfed by a fire while still on the launchpad.

An astronaut performs an emergency procedure to save a new ISS solar array. Plus, the first Korean astronaut has a bumpy ride during re-entry.

Astronomers detect a potentially habitable planet tantalizingly close to Earth. A chance discovery at NASA reveals a top secret military space program.

Two cosmonauts fight for their lives, trapped inside a capsule in a frozen lake. NASA astronomers are spooked when the full moon affects their experiments.

More everyday items go under the microscope, revealing their production. How are objects including leaf and debris vacuums, canned meat and fillet knives made.

More everyday items go under the microscope, revealing their production. How are objects including promotional origami and hedge shears made.

More everyday items go under the microscope, revealing their production. How are objects including barbeque utensils made.

More everyday items go under the microscope, revealing their production. How are objects including boat radar mounts made.

A series of strange animal deaths and UFO sightings brings Chuck to Colorado. Reports of authorities ignoring these incidents suggest a government cover-up.

Chuck receives a map supposedly leading to a hidden cache of recovered materials from the Roswell incident. He and his team go on an epic treasure hunt to find them.

Experts examine whether an interdimensional portal in the Alaska Triangle led to the disappearance of an aeroplane carrying 44 military personnel in 1950.

Bigfoot hunters investigate whether a huge, ape-like beast is responsible for a string of disappearances and mutilations in the Alaskan wilderness.