Half of the star systems in our galaxy have two stars, possibly creating habitats for alien life. Here, binary stars fling entire worlds into space.

New research shows the migration of ice planets may have helped start life on Earth, and stopped it being destroyed. How are they so vital?

Quasars are the brightest objects in space, powered by black holes, and the most mysterious. How do they shape the universe and ultimately aid in its destruction?

Black holes aren't simply violent monsters. New discoveries reveal their importance in creating stars, giving light, and building the universe itself.

Nebulas are the strange structures of cosmic gas and dust where stars are born and die. New discoveries reveal the secrets of these mysterious places.

Richard ventures 2km beneath the Alps into the world's longest underground railway connection, the Brenner Base Tunnel, riding some giant machines!

Treasure hunter Darrell Miklos dives the waters of Campeche, Mexico in search of shipwrecks first located by astronaut Gordon Cooper from space in 1963.

How do they build bamboo bicycles, create chainsaw art and make breath mints? Find out as more everyday items are put under the microscope.

How do they make dinner sets, air brake tanks and frosted cereal? Find out, as more everyday items are put under the microscope.

How do they make clay, pitted prunes, spurs and polyurethane tyres? Find out, as more everyday items are put under the microscope.

How do they make tasers, canned soup, diving boards, jaw harps and mouth bows? Find out as more everyday items are put under the microscope.

How do they make Navajo rugs, crude oil, kaleidoscopes and titanium dental implants? Find out as everyday items are put under the microscope.

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.

Ever wondered how a Lotus Evora is made? Join the How It's Made crew as they go to its birthplace and explore its gorgeous exterior.

More everyday items go under the microscope. How are objects including kimchi and traditional parquet floors made?

More everyday items go under the microscope. How are objects including raw pet food and replica police lanterns made?

More everyday items go under the microscope. How are objects including calissons and diving watercrafts made?

More everyday items go under the microscope. How are objects including game tables and art glass wall sconces made?

More everyday items go under the microscope. How are objects including Marseille soap and Laguiole pocket knives made?

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.