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

How do they make the world's most famous electric guitar, the Fender Stratocaster? And, how do they make Swedish fermented cod roe Kalles caviar?

It's been tipping over for 800 years - what's the gravity-defying magic behind Pisa's leaning tower? And, how are chocolate digestive biscuits manufactured?

How did the ancient Greeks invent parchment with techniques still used today? And how do they make shuttlecocks, the fasting moving object in sport?

In Cremona, how do they make modern violins that sound as good as the legendary Stradivarius? And, how do they build houses with volcanic rock?

How does a Dutch company make the world's fastest superyachts? And, how do they make new space suits that weigh and cost the fifth of the previous design?

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.

Hustler Alexis Conran tries to beat one of the greatest ten-pin-bowlers of all time, out-muscle a former Royal Marine Commando, and outplay a world class musician.

Alex races across London against a black-cab driver, tries to escape from the clutches of a professional tracker and his team, and beat a grandmaster of memory.

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?

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.

The underground bunker of Adolf Hitler is home to some of the greatest secrets of the Nazi regime. Experts use cutting-edge technology to uncover new evidence.

The universe is filled with light, but scientists are now certain there is far more matter in the dark portions of this expansive universe.

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?

How do they catch the world's largest lobsters? How do they build the iconic chesterfield sofa? And, how do they capture the world's sharpest TV pictures?

How do they take a car from Siberia to the Sahara without leaving Germany? Plus, how do they hand craft a baseball glove that will last a lifetime?

How do they print over 10 million copies a day of the world's best-selling newspaper? How do they knit 32,000 pairs of socks a day at South Africa's biggest sock factory?

How do they produce 99% of America's raisins in California's San Joaquin Valley? Plus, how do they make the world's oldest type of paper?

How do they use ancient techniques and modern technology to produce thousands of tonnes of barbecue charcoal? How do they cook up Japan's soba noodles?

How do they grow America's only freshwater pearls in Tennessee? How are the world's sharpest knives made, and how do they forge the world's sharpest knives?

Josh Gates hunts down the original DeLorean time machine from Back to the Future. He scours iconic Hollywood locations with Christopher Lloyd.

Josh Gates and Christopher Lloyd's hunt for the DeLorean takes them to a superfan's collection in Massachusetts. And, they visit DeLorean's headquarters in Texas.

Josh Gates and Christopher Lloyd continue their search at Universal Studios in Florida. Have they finally found the mysterious Oxnard DeLorean?

Josh Gates and Christopher Lloyd's hunt for the original DeLorean time machine has taken an unexpected turn. Can they deliver it to Michael J. Fox on time?

Do you make your own luck or does luck make you? Prepare to radically revise your understanding of the laws of nature and the human brain.

It spans the globe and its residents might form a super-organism. Could the sea have an immune system capable of annihilating all life?

Scientific breakthroughs are granting humans seemingly divine abilities, from growing new life, to using big data to solve almost any problem.

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.

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

More everyday items go under the microscope. How are objects including bamboo ceramic lights and asphalt compactors made?

More everyday items go under the microscope. How are objects including asphalt pavers, and Basque espadrilles made?