A Missouri man who claims UFOs are stalking him contacts Chuck and the team for help. Their investigation uncovers a dark secret which may explain this reported activity.

NASA and SpaceX launch the first crewed mission from U.S. soil in almost ten years. Behind the scenes coverage of the SpaceX Dragon Capsule water landing.

Jeremy explores an incredible underwater discovery in the Arctic. Plus, he reveals details of a high-speed chase between a narco sub and the US Coast Guard.

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.

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?

Picture your dream car - does it look like a Jaguar XF? The crew go to its birthplace, revealing the inner workings and stunning exterior.

Find out how nail files, birch canoes, boat hardtops, and high voltage circuit breakers are made.

Ever wondered how everyday items are made? Find out how macarons, pine needle baskets, and micrometers are made.

Ever wondered how everyday items are made? More common items including endoscopes, megaphones and uranium go under the microscope.

Ever wondered how everyday items are made? More common items including hollow disk pumps and yachts go under the microscope.

How are everyday objects made? Common items including collagen and plier staplers go 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.

A countdown of the most epic fails with the internet's ultimate mistake makers. Featuring a crash at 300 mph, a blunder in virtual reality and a jetpack disaster.

The smartest and bravest people use science to take their skills to the next level, from pulling a wheelie in a boat, to taking inline skates off-road.

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?

How do they turn thousands of tonnes of basmati rice into millions of microwaveable meals? How do they craft beautiful mechanical singing birds?

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

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?

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.

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

Dark matter is one of the greatest mysteries of the universe facing scientists today. Could it be the cause of supermassive black holes and mass extinctions?

Astronomers have discovered bizarre planets very different to Earth out in the galaxy, but will we ever locate a planet similar to our own?

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?

How do they turn thousands of tonnes of basmati rice into millions of microwaveable meals? How do they craft beautiful mechanical singing birds?

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

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?

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.

Supernovas are the violent death of giant stars. New discoveries reveal how these events create the elements that are essential to all life in the universe.

After NASA's New Horizons spacecraft flies by Pluto, it encounters a mysterious object that shuts down the probe's computers. Experts investigate what it could be.

When astronomers discover a rogue black hole speeding through the Milky Way, they investigate how much danger this cosmic monster poses to Earth.