Disc.Sci+1

Experts investigate reports of a secret alien base deep inside Alaska's highest mountain. Video evidence suggests extra-terrestrial activity in Fairbanks.

A cryptozoologist hunts for scientific proof of Bigfoot in the Alaskan wilderness. Experts investigate a vortex of energy linked to disappearances.

Recently disclosed audio recordings and astonishing photographs may provide the most conclusive evidence to date that the Ozark Howler may have demonic origins.

New evidence reveals a Vietnam War pilot may have returned home with a secret cargo. Experts use this to try and find the missing link in human evolution.

The team explores an abandoned outpost in the Amazon rainforest. After meeting with tribes in the jungle, they hear strange things at night.

Phil and Jessica head to Lake Lanier - the deadliest lake in America - to uncover rumours of drownings and ghostly encounters.

How do they clean the world's tallest twin towers? How do they make a jigsaw where every piece is unique? How do they craft Olympic level hockey sticks.

How do they fit all the features of a luxury apartment into a motorhome? And, how do they make a ballet shoe that can take the weight of a dancer on tiptoes.

How do they grow nearly 200,000 tonnes of mushrooms a year in the mushroom capital of the world? And, how do they make billions of life-saving gloves.

How do they mine a million tonnes of fertiliser from below the sea? How do they hand print millions of colourful clothes using the art of batik.

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.

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

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

More everyday items go under the microscope, revealing their production. How are objects including air hockey tables made.

More everyday items go under the microscope, revealing their production. How are objects such as squeeze chutes and composite boat propellers made.

How do they build remote-controlled underwater robots to do jobs too dangerous for human divers? How do they make the world's most cuddly teddy bears.

Ever wondered how a Morgan Aero Coupe was 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 a Porsche 911 was 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 a Ferrari FF was made? Join the How It's Made crew as they go to its birthplace, explore the inner workings and its gorgeous exterior.

Former aerospace engineer Justin tries to keep the Glasgow Tower turning, and Tomo helps engineers in Osaka keep their airport from sinking into the sea.

Justin climbs on top of a stadium roof that is held up by air and in danger of collapse. Plus, Jimena Gascon discovers why Mexico City's Metro project has been derailed.

Dark matter and energy battle for the cosmos and the winner will determine the universe's fate. New discoveries may reveal which force will win.

For 20 years NASA's Cassini spacecraft revealed Saturn's strange secrets until it vaporized in its atmosphere. Now, fresh data points to new discoveries.

More everyday items go under the microscope. How are common objects including Montreal smoked meats and motorised scooters made.

More everyday items go under the microscope. How are common objects including cactus pear puree and lab reactors made.

More everyday items go under the microscope. How are common objects including digital paintings, sundae cups and badminton rackets made.

More everyday items go under the microscope, revealing their production processes. How are objects including dumplings and brass faucets made.

Jeremy explores a revolutionary technique that could identify the Loch Ness Monster. Plus, how did a man survive for several days trapped in a shipwreck.

Jeremy Wade reveals the new deep-sea discoveries that might prove the existence of the infamous giant squid. Is this underwater monster the legendary kraken.

Houdini's mysterious sudden death may not have been an accident. Experts recreate his buried alive escape and investigate if he was killed by more sinister forces.

Special access to cutting-edge factories reveals how America's favourite foods are made, and how assembly lines produce huge amounts of hot dogs, chocolate bars and other treats.

The Secret Origin. Supermassive black holes are so large they devour stars and shape galaxies. The latest science may answer why they grow so large.

Life & Death On The Red Planet. Once there was life on Mars - but scientists believe a series of devastating mass extinctions transformed a watery planet into a desert.

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 build remote-controlled underwater robots to do jobs too dangerous for human divers? How do they make the world's most cuddly teddy bears.

Ever wondered how a Morgan Aero Coupe was 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 a Porsche 911 was 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 a Ferrari FF was made? Join the How It's Made crew as they go to its birthplace, explore the inner workings and its gorgeous exterior.

Experts investigate to see if the fire on Apollo 1 that killed three astronauts was a cover-up. Was it a tragic accident or part of the moon landing conspiracy.

Confidential CIA files reveal a secret war for space between America and the Soviets. And, experts investigate American espionage during the Apollo programme.

Some think the waving US flag on the moon proves that NASA faked the lunar landing. Experts' quest for the truth leads to some of Hollywood's biggest names.

Alaska's Coast Guard fights risky waters to maintain buoys standing three stories tall. Plus, an army of Alaskans build a steel ferry - several tons at a time.

A mega fish factory churns out 3 million pounds of seafood a day. Plus, a flying ambulance saves lives at 14,000 feet above Alaska's wilderness.

When Pompeii was destroyed by an apocalyptic volcano, another town was destroyed, too - Herculaneum. It is one of history's most perfectly preserved towns.

The Roman Empire built Hadrian's Wall to guard its frontiers: new discoveries reveal who the Romans were trying to keep out with this 72-mile-long megastructure.

Life & Death On The Red Planet. Once there was life on Mars - but scientists believe a series of devastating mass extinctions transformed a watery planet into a desert.

Countdown of NASAs top six the deadliest stars - 'vampire' stars that drain their neighbours, supernovas and white dwarfs that destroy planets.

Despite Pluto's appearance as a dark and frozen world, scientists are investigating whether there might be warm liquid water beneath the surface.

Picture your dream car - does it look like a Porsche Panamera? The crew heads to its birthplace, revealing the inner workings and gorgeous exterior.

Picture your dream car - does it look like a Peugeot RCZ R? The crew heads to its birthplace, revealing the inner workings and gorgeous exterior.

Picture your dream car - does it look like an Ariel Atom 3S? The crew heads to its birthplace, revealing the inner workings and gorgeous exterior.

Picture your dream car - does it look like an Audi S8? The crew visit its birthplace, revealing the complex inner workings and the gorgeous exterior.

Picture your dream car - does it look like an Ultima Evolution? The crew go to its birthplace, revealing the inner workings and gorgeous exterior.

How do they weave a Turkish carpet? How do they use helicopter blade technology for cross country skis, and control the water at Niagara Falls.

Experts investigate to see if the fire on Apollo 1 that killed three astronauts was a cover-up. Was it a tragic accident or part of the moon landing conspiracy.

Experts investigate if there was a conspiracy to fake the moon landing. Does a secret report suggest the Nazis were involved in the Apollo space programme.