Disc.Science

More than 100 million pieces of small space debris are floating around the Earth. A big collision between two of these objects in low Earth orbit could be catastrophic.

Aliens could be lethal killers who want to invade and plunder our world. A team of experts investigate extra-terrestrial beings and their threat to human life.

Until recently, black holes were only theoretical. Now, scientists know that millions exist and some of them have the potential to be lethal to earth.

Richard explores elements that engineering projects have in common. And, he reveals how the challenges get bigger when something is built big.

Danny Forster visits the most expensive public works project ever in California. Crews are racing to earthquake-proof the San Francisco-Oakland Bay Bridge.

Priceless gold and silver artefacts are believed to be lost in King Solomon's hidden mines. Rob and Stefan search for the legendary treasure.

Beneath the densely populated city of Naples lies a looming threat. A super volcano may be on the verge of erupting and cause an apocalyptic catastrophe.

The Milky Way is dying and scientists are trying to discover what's killing it. Scientists must trace its whereabouts over the past 13.6 billion years.

Once thought to be an inevitable disaster, scientists now have the technology to prevent asteroids from hitting the Earth. How are they working to do this.

For four years, the Messenger space probe sent images of Mercury, the solar system's smallest planet, closest to the Sun. Could it threaten life on Earth.

Find out how Native Healing Drums, Raisins, Stereoscopic Viewers, and Ribbon Microphones are made.

Find out how horse bits, oat cereal, turquoise jewellery, and Electric Scooters are made.

Find out how stagecoaches, road reflectors, fire baked pottery, and custom motorcycle tanks are made.

Find out how tissues, travel trailers, slippers, and motorcycle helmets are made.

Find out how U-locks, teepees, croissants, and rolling luggage are made.

Find out how prams, factory-build homes, wood flutes, and bicycle tyres are made.

Using material salvaged from scrap yards, Adam and two colleagues design and build three motorised monsters of destruction, inspired by post-apocalyptic worlds.

Adam wants to build his own version of King Arthur's legendary sword - Excalibur. Using the iron found in a meteorite, he attempts to make an indestructible weapon.

A look at the internet's Most Valuable Players in science. Featuring a brave sportsman skiing behind a supercar and people pulling cars with their teeth.

Showcases the internet's most destructive minds, using science to create chaos! Featuring incredible punching robots to amazing bowling ball launchers.

The Milky Way is dying and scientists are trying to discover what's killing it. Scientists must trace its whereabouts over the past 13.6 billion years.

Once thought to be an inevitable disaster, scientists now have the technology to prevent asteroids from hitting the Earth. How are they working to do this.

For four years, the Messenger space probe sent images of Mercury, the solar system's smallest planet, closest to the Sun. Could it threaten life on Earth.

The Nazca Lines are mysterious symbols that have been carved into the Atacama Desert more than a thousand years ago. How and why were they created.

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.

Scientists have discovered evidence of a mysterious ninth planet on the very edge of our solar system, could its moons support extra-terrestrial life.

The Universe is a violent and dangerous place. From exploding stars and colliding galaxies to nebula shockwaves - what are the worst places in the Universe.

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.

Adam joins forces with a NASA engineer to rebuild a rocket-propelled super weapon. Originally built to breach barbed wire in WWII, they aim to fix its fatal flaws.

Using material salvaged from scrap yards, Adam and two colleagues design and build three motorised monsters of destruction, 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.

Dark History Of The Solar System. 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.

Neutron stars are violent phenomena that defy the laws of physics. New discoveries reveal they have the power to destroy planets and even other stars.

Find out how thinning shears, wagon wheels, toaster pastries, and violin bows are made.

Find out how bathtubs, Hopi Kachina dolls, mine truck engines, and memory cards are made.

More everyday items are put under the microscope, with a closer look at out how cycling shoes, yurts, marine plywood, and encaustic paint are made.

Find out how paper fans are produced, walnut oil is manufactured and copper is made.

More everyday items go under microscope. How are objects including aircraft cabinets and motorcycle brake locks produced.

More everyday items go under the microscope with a look at how objects such as powder horns and inner tubes are made.

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. He reviews eyewitness accounts and examines never-before-seen video evidence.