Money / Shoe-In. How are banknotes designed and printed; and how is leather hide transformed into pairs of shiny shoes?
06:24 How Do They Do It? 7/14s.
Battery Power / Chocolate / Toothbrushes. How do they make toothbrushes; how do they produce millions of car batteries; and how are cacao beans transformed into chocolate?
06:48 How Do They Do It? 7/15s.
Eiffel Tower / Snowboards. How do they carry out maintenance on the Eiffel Tower; and how do they design and build the ultimate snowboards?
07:12 How Do They Do It? 7/16s.
Decaff Coffee / Smoked Food / Waterjets. How do they turn coffee beans into decaffeinated coffee; how do they smoke fish; and how do they use water to power ships?
07:36 How Do They Do It? 7/17s.
Blaze Cops / Oaked. How do investigators establish the cause of a fire; and why are oak barrels important in traditional French winemaking?
08:00 How Do They Do It? 7/18s.
Super-Mowers / Trading Places / Water. How do they build the world's fastest lawnmowers; how do they set the price of bread; and how do they use coconuts to clean water?
08:24 How the Universe Works 5/2s.
The Universe's Deadliest. 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?
09:12 How the Universe Works 5/3s.
Black Holes: 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.
10:00 World's Top 5 2/6s.
Toughest Trucks. Five outstanding tough trucks are shortlisted, all are mechanical marvels in their own right - but which is the ultimate toughest truck?
10:48 World's Top 5 2/7s.
Giant Cranes. Five outstanding giant cranes are shortlisted, all are mechanical marvels in their own right - but which is the ultimate giant crane?
11:36 How It's Made: Dream Cars 2/20s.
Lotus Evora. 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.
12:00 How It's Made: Dream Cars 3/1s.
Bentley Mulsanne. Picture your dream car - does it look like a Bentley Mulsanne? The crew heads to its birthplace, revealing the inner workings and gorgeous exterior.
12:24 How It's Made: Dream Cars 3/2s.
Chevrolet Camaro. Picture your dream car - does it look like a Chevrolet Camaro? The crew heads to its birthplace, revealing the inner workings and gorgeous exterior.
12:50 How It's Made 23/11s.
Ski Bindings, Immersion Parts Washers, Mine Ventilation. How are downhill ski bindings, immersion parts washers, mining ventilation and pencil sharpeners made?
13:14 How It's Made 23/12s.
Gingerbread Houses, Livestock Trailers. How are gingerbread houses, livestock trailers, bottom-rolling hangar doors, and toy figurines made?
13:38 Futurescape with James Woods 1/5s.
Galactic Pioneers. 21st Century explorers have set sail on an age of discovery that eclipses anything dreamed of by Columbus. What does the future hold for galactic travellers?
14:26 Futurescape with James Woods 1/6s.
How to Be a Superhuman. James Woods is on a journey to reveal world-changing breakthroughs and their implications for the future. He will ask the big questions...
How to Be a Superhuman. James Woods is on a journey to reveal world-changing breakthroughs and their implications for the future. He will ask the big questions and reveal a stunning image of the future.
15:14 World's Top 5 2/8s.
Super Helicopters. Five outstanding super helicopters are shortlisted, all are mechanical marvels in their own right, but which is the ultimate super helicopter?
16:02 World's Top 5 2/9s.
Monster Sea Machines. Five outstanding monster sea machines are shortlisted, all are mechanical marvels in their own right, but which is the ultimate monster sea machine?
16:50 How the Universe Works 5/4s.
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.
17:40 How the Universe Works 5/5s.
Stars That Kill. Countdown of NASAs top six the deadliest stars - 'vampire' stars that drain their neighbours, supernovas and white dwarfs that destroy planets.
18:30 How Do They Do It? 7/19s.
Matches / Chrome. How do they produce millions of matches; and how do they buff and polish chrome for the perfect shine?
18:55 How Do They Do It? 7/20s.
Off-Roaders/Saddles/Cakes. How do they build the best off-road cars; how can cowboys stay on a bucking bronco; and how do they transform flour into cakes?
19:20 How Do They Do It? 8/1s.
Episode 1. How do Japanese master chefs prepare the extremely poisonous puffer fish and avoid killing their customers? And how do Scots weave over 700 types of tartan for kilts?
19:45 How Do They Do It? 8/2s.
Episode 2. How do they design and produce the ultimate kingpin bowling ball? How do they raise and lower Tower Bridge? And how do they produce millions of gummy bears a day? Find out.
20:10 How Do They Do It? 8/3s.
Episode 3. How do they run Ryker's Island, one of the biggest jails in the world? How do they make the famous Royal Mail post box? And how do they turn fruit into jam? Find out.
20:35 How Do They Do It? 8/4s.
Episode 4. How do they make playing cards that can defeat a cheat? How do they brew a billion bottles of lager a year? And how do they make the world's most luxurious private jets?
21:00 Redesign My Brain 2/2s.
Sharpen My Senses. Todd sets out to improve his sight, hearing and touch. To prove that his sensory perception has been enhanced, he will compete in a safe-cracking competition.
22:00 Monsters Inside Me 3/3s.
I Coughed Up Worms!. A woman is shocked to find out her lungs are filled with worms, and a pregnant housewife falls sick and slips into a coma - will she and her baby survive?
22:45 Monsters Inside Me 3/4s.
My Face Eating Parasite. Doctors race to treat a disfiguring infection before a man's face is eaten, and a boy's life is threatened when a mysterious parasite strikes his brain.
23:30 How the Universe Works 5/2s.
The Universe's Deadliest. 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?
00:20 How the Universe Works 5/3s.
Black Holes: 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.
01:10 Futurescape with James Woods 1/5s.
Galactic Pioneers. 21st Century explorers have set sail on an age of discovery that eclipses anything dreamed of by Columbus. What does the future hold for galactic travellers?
02:00 Futurescape with James Woods 1/6s.
How to Be a Superhuman. James Woods is on a journey to reveal world-changing breakthroughs and their implications for the future. He will ask the big questions...
How to Be a Superhuman. James Woods is on a journey to reveal world-changing breakthroughs and their implications for the future. He will ask the big questions and reveal a stunning image of the future.
02:48 Monsters Inside Me 3/3s.
I Coughed Up Worms!. A woman is shocked to find out her lungs are filled with worms, and a pregnant housewife falls sick and slips into a coma - will she and her baby survive?
03:36 How It's Made 22/14s.
Saunas, Wheelchair Lifts. More everyday items are put under the microscope as we discover how saunas are produced and wheelchair lifts are manufactured.
04:00 How It's Made 22/15s.
Upright Pianos, Flags. More everyday items are put under the microscope as we discover how upright pianos are manufactured and flags are produced.
04:24 How It's Made 22/16s.
Oil Lamps, Chocolate Mints. More everyday items are put under the microscope as we discover how oil lamps are manufactured and chocolate mints are produced.
04:48 How It's Made 22/17s.
Skeletal Replicas, Ice Buckets. More everyday items are put under the microscope as we discover how skeletal replicas are manufactured and ice buckets are made.
05:12 How It's Made: Dream Cars 3/3s.
Porsche Panamera. Picture your dream car - does it look like a Porsche Panamera? The crew heads to its birthplace, revealing the inner workings and gorgeous exterior.
05:36 How It's Made: Dream Cars 3/4s.
Peugeot RCZ R. 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.
Replica Clay Pipes, Drinking Fountains. Find out how replica clay pipes, drinking fountains, orange liqueur, and compound bows are made.
06:24 How It's Made 25/14s.
Leather Basketballs, Flood Gates. More everyday items go under the microscope. What are the production processes behind common objects including wood panel canvases and shoelaces?
06:48 How It's Made 25/15s.
Power Steering Pumps. More everyday items go under the microscope. What are the production processes behind common objects including Asian bowl meals and walking canes?
07:12 How It's Made 25/16s.
Plant Oil Extractors, Custom-Made Chandeliers. More everyday items go under the microscope. How are common objects including power trainers and coffee pods made?
07:36 How It's Made 25/17s.
Witness Samples, Pressure Washers. More everyday items go under the microscope. What are the production processes behind common objects such as beehives and cast iron cookers?
08:00 How It's Made 25/18s.
Leather Sculptures, Travel Hot Plates. More everyday items go under the microscope. What are the production processes behind common objects including ochre and hurdy gurdies?
08:24 How It's Made 25/19s.
Spiral Stairs, Pita Bread. More everyday items go under the microscope. How are common objects including exhaust headers and moulded limestone artwork made?
08:48 How It's Made 25/20s.
Solar Street Lights, Dolls. More everyday items go under the microscope. What are the production processes behind common objects such as recycled skateboard guitars?
09:12 How It's Made 25/21s.
Glass Sculptures, Inductors. More everyday items go under the microscope. How are common objects including racing pulley systems and medicine balls made?
09:36 How It's Made 25/22s.
Fish Rubbings, Clay Shooting Machines. More everyday items go under the microscope. How are common objects including almonds and high-end motorcycles made?
10:00 How It's Made 25/23s.
Throttle Bodies, Limestone Mantels. More everyday items go under the microscope. How are common objects including candied fruit and linen ukuleles made?
10:24 Abandoned Engineering 2/7s.
Episode 7. Some of the world's most amazing engineering projects now lie in ruins. How and why? Experts examine their design and explain how they gave them new life.
Episode 6. Justin's in for a bumpy ride as he investigates gigantic potholes in Louisiana. Later, he heads to London to get a sneak preview of London's vast Crossrail project.
12:00 Tesla's Death Ray: A Murder Declassified (Special) 1/1s.
Rebel Genius. With 300 inventions, Nikola Tesla's work still dominates the world today, but who was he? Interviews with experts reveal the fascinating life of the great inventor.
12:50 Tesla's Death Ray: A Murder Declassified 1/1s.
Mad Scientist On Long Island. The life, work and mysterious death of inventor Nikola Tesla. Did he create the first weapon of mass destruction, the 'Death Ray'?
13:38 Tesla's Death Ray: A Murder Declassified 1/2s.
Search for the Lost Lab. The team starts on their reconstruction of Tesla's Death Ray. Jack and Cameron go to Colorado Springs seeking the site of his laboratory.
14:26 Tesla's Death Ray: A Murder Declassified 1/3s.
A Suspect In Serbia. After Aron's successful test of his Death Ray, Jack focuses on Tesla's potential murder. The first suspect takes him overseas to Serbia to look for clues.
15:14 Contact 1/1s.
Alien Evidence. Six experts deploy CIA-developed link analysis software, special ops intelligence training and extensive research to find out if aliens have made contact with Earth.
16:02 Contact 1/2s.
Declassified Breakthrough. The team identifies a pattern of non-terrestrial sounds and odd sightings centred around an earthquake. Could some earthquakes be related to UFO activity?
16:50 Contact 1/3s.
Deep State. Investigating Argentina's most credible military encounter, Paul and Kawa track down an eyewitness and the unexpected presence of NASA.
17:40 Contact 1/4s.
The Real Men In Black. Doubting official reports, Paul and Kawa investigate a UFO crash site in Argentina. Plus, Sarah and Nick track a pattern of low altitude UFOs in Phoenix.
18:30 Contact 1/5s.
Crash Landing. An eyewitness in Kansas reveals photographic evidence of a UFO landing site. Meanwhile, Paul and Kawa disprove an official government account of a meteor impact.
19:20 How the Universe Works 8/9s.
Hunt For Alien Evidence. Some of the brightest minds and theorists on the planet explore the limits of human knowledge and explain the science behind the rules of the universe.
20:10 NASA's Unexplained Files 3/9s.
JFK UFO Conspiracy. A potentially disastrous fuel leak forces three astronauts to make a risky return to earth. And a NASA lunar probe reveals a mysterious crashed craft on the moon.
21:00 NASA's Unexplained Files 3/10s.
Curse Of The Gas Giant. Jupiter is hotter than it should be, and scientists are baffled. There's a strange discovery on Mars and detectives ask for NASA's help on a murder cold case.
21:50 Paranormal Lockdown 1/3s.
Trans-Allegheny Lunatic Asylum. Nick and Katrina investigate a haunted Asylum. What they capture on their third night of confinement can only be described as completely terrifying.
22:40 Paranormal Lockdown 1/4s.
Randolph County Infirmary. When Nick and Katrina arrive to investigate hauntings inside a long-shuttered infirmary, they are alarmed to discover not every resident has left.
23:30 What Could Possibly Go Wrong? 1/4s.
Lawnmower Jousting Royale. While exploring the principles of armour design, Grant and Kevin challenge each other to lawnmower jousting for backyard glory. What could go wrong?
00:20 The Big Brain Theory 1/1s.
The Next Great Innovator. Ten of the US' brightest minds compete produce amazing innovative designs. The contestants live and work together and forge alliances.
01:10 The Big Brain Theory 1/2s.
Seek and Destroy. The contestants must design a missile that can stop another missile. And, personalities clash in the workshop and Dan storms out over design differences.
02:00 The Big Brain Theory 1/3s.
Three Little Pigs. The contestants face a real-world challenge - to build a personal shelter for rescue workers. With just three days to design and build, the pressure is on.
02:48 The Big Brain Theory 1/4s.
Triathlabots. The teams must develop a robot that can compete in three Olympic events. But, as the builds get underway, one team is in complete disarray.
03:36 How It's Made 22/18s.
Automatic Sliding Doors, Gin. More everyday items are put under the microscope as we discover how automatic sliding doors are manufactured and gin is produced.
04:00 How It's Made 22/19s.
Scuba Lights, Convertible Sandals. More everyday items are put under the microscope as we discover how scuba lights are manufactured and convertible sandals are produced.
04:24 How It's Made 22/20s.
Wood Windows, Woven Cashmere. More everyday items are put under the microscope as we discover how wood windows are manufactured and woven cashmere is produced.
04:48 How It's Made 22/21s.
Gas Barbecues, Mattress Pads. More everyday items are put under the microscope as we discover how gas barbecues are manufactured and mattress pads are produced.
05:12 How It's Made 25/7s.
Artist Brushes, DEF Tank Heaters. More everyday items go under the microscope. How are objects including game tables and art glass wall sconces made?
05:36 How It's Made 25/8s.
Foosball Tables, Marseille Soap. More everyday items go under the microscope. How are objects including Marseille soap and Laguiole pocket knives made?
Tissues, Travel Trailers, Slippers, Motorcycle Helmets. Find out how tissues, travel trailers, slippers, and motorcycle helmets are made.
06:24 The Big Brain Theory 1/5s.
Waterfall. The competitors must harness hydro power to build an elevator. But tensions between Dan, Amy and Gui are at an all-time high and threaten team cohesion.
07:12 The Big Brain Theory 1/6s.
The Wild Card. The competitors must harness hydro power to build an elevator. But tensions between Dan, Amy and Gui are at an all-time high and threaten team cohesion.
08:00 The Big Brain Theory 1/7s.
Catching Cars. Four semi-finalists compete in a design that brings a speeding car to a safe stop. With both teams having success, the judges are forced to make a tough decision.
08:48 The Big Brain Theory 1/8s.
Bridge Battle. The final two contestants go head-to-head in a classic engineering challenge - building a better bridge. Will simplicity or complexity win the day?
09:36 What Could Possibly Go Wrong? 1/4s.
Lawnmower Jousting Royale. While exploring the principles of armour design, Grant and Kevin challenge each other to lawnmower jousting for backyard glory. What could go wrong?
10:24 How It's Made 25/1s.
Skateboard Wheels, Baklava. More everyday items go under the microscope. How are objects including Galaktoboureko, CO2 scrubbers and honeycomb candles made?
10:48 How It's Made 25/2s.
Nuno Felt, Drum Crushers. More everyday items go under the microscope. How are objects including kimchi and traditional parquet floors made?
11:12 How It's Made 25/3s.
Wood Watches, Steel Bicycles. More everyday items go under the microscope. How are objects including raw pet food and replica police lanterns made?
11:36 How It's Made 25/4s.
Thermoplastic Fire Helmets. More everyday items go under the microscope. How are objects including basketry sculptures and coffee roasters made?
12:00 How It's Made 25/5s.
Office Chairs, Vinobrew. More everyday items go under the microscope. How are objects including reconditioned sander drums and lithographs made?
12:24 How It's Made 25/6s.
Fireplace Bellows, Calissons. More everyday items go under the microscope. How are objects including calissons and diving watercrafts made?
12:50 How It's Made 25/7s.
Artist Brushes, DEF Tank Heaters. More everyday items go under the microscope. How are objects including game tables and art glass wall sconces made?
13:14 How It's Made 25/8s.
Foosball Tables, Marseille Soap. More everyday items go under the microscope. How are objects including Marseille soap and Laguiole pocket knives made?
13:38 How It's Made 25/11s.
Bistro Sets, Letterpress Printing. More everyday items go under the microscope. How are objects including bamboo ceramic lights and asphalt compactors made?
14:02 How It's Made 25/13s.
Petanque Balls, Biologic Medicines. More everyday items go under the microscope. How are objects including asphalt pavers, and Basque espadrilles made?
14:26 How It's Made 23/11s.
Ski Bindings, Immersion Parts Washers, Mine Ventilation. How are downhill ski bindings, immersion parts washers, mining ventilation and pencil sharpeners made?
14:50 How It's Made 23/12s.
Gingerbread Houses, Livestock Trailers. How are gingerbread houses, livestock trailers, bottom-rolling hangar doors, and toy figurines made?
Episode 1. Former aerospace engineer Justin Cunningham tries to keep the Glasgow Tower turning, and Tomo Umewaka helps engineers in Osaka keep their airport from sinking into the sea.
Episode 2. Justin climbs on top of a stadium roof that is held up by air and in danger of collapse. Meanwhile, Jimena Gascon discovers why Mexico City's Metro project has been derailed.
Episode 3. Justin uncovers the truth behind a catastrophic landslide that wiped out a ski-jump resort in Turkey, before jetting off to Gibraltar to see an airport runway built across a road.
Episode 4. Would you ever believe a skyscraper can melt a car? Justin heads to London's Walkie Talkie building to unearth the science behind this bizarre building blunder.
Episode 5. Justin braves the turbulent North Sea as he goes inside an offshore wind turbine to see how engineers are fixing a fault that could cause these structures to fall into the sea.
19:20 Abandoned Engineering 2/7s.
Episode 7. Some of the world's most amazing engineering projects now lie in ruins. How and why? Experts examine their design and explain how they gave them new life.
20:10 Secrets Of The Underground 2/1s.
Legend Of The Nazi Gold. A legendary train filled with stolen Nazi gold is said to be hidden in Poland. Rob and Stefan explore deep under the earth's surface to uncover the truth.
21:00 Secrets Of The Underground 2/2s.
King Solomon's Treasures. Priceless gold and silver artefacts are believed to be lost in King Solomon's hidden mines. Rob and Stefan search for the legendary treasure.
21:50 Codes and Conspiracies 1/3s.
Bunkers. The truth behind America's secret bunkers - from backyard boxes to government mini-cities. Underground bunkers have featured in war planning since the dawn of time.
22:40 Codes and Conspiracies 1/4s.
Alcatraz. We'll explore a conspiracy that helped three inmates escape the dungeon of Alcatraz, and discover the remnants of a mysterious military outpost linked to Abraham Lincoln.
23:30 How the Universe Works 8/9s.
Hunt For Alien Evidence. Some of the brightest minds and theorists on the planet explore the limits of human knowledge and explain the science behind the rules of the universe.
00:20 Aliens - The Definitive Guide 1/2s.
How to Prepare. In part two, cutting-edge research leads an action-packed journey through space, to find out exactly whether aliens might come here, and how to prepare when they arrive.
01:10 Uncovering Aliens 1/1s.
Abductions And Bright Lights. 2.9 million Americans have reported symptoms of alien abductions. A team of experienced investigators are on the trail of the most disturbing cases.
02:00 Uncovering Aliens 1/2s.
Alien Harvesting. Blood sucking aliens bring the team to Indiana. After some disturbing reports, the team are hot on the trail of a case of aliens allegedly stealing human blood.
02:48 Uncovering Aliens 1/3s.
Black Ops Conspiracy. Many people believe that Arizona is the centre of a government cover-up of alien activity. The team travel to Sedona, a known hotspot, to investigate.
03:36 Uncovering Aliens 1/4s.
Alien Invasion. Across America, there are more UFO sightings than ever before. A team of UFO investigators want to find out what lies behind this increasing number of reports.
04:24 How It's Made 22/22s.
Skateboards, Braided Pastry. More everyday items are put under the microscope as we discover how skateboards are manufactured and braided pastry is produced.
04:48 How It's Made 22/23s.
Plasma Gems, Special Effects Snow. More everyday items are put under the microscope as we discover how plasma gems are manufactured and special effects snow is made.
05:12 How It's Made 25/11s.
Bistro Sets, Letterpress Printing. More everyday items go under the microscope. How are objects including bamboo ceramic lights and asphalt compactors made?
05:36 How It's Made 25/13s.
Petanque Balls, Biologic Medicines. More everyday items go under the microscope. How are objects including asphalt pavers, and Basque espadrilles made?
Matches / Chrome. How do they produce millions of matches; and how do they buff and polish chrome for the perfect shine?
06:24 How Do They Do It? 7/20s.
Off-Roaders/Saddles/Cakes. How do they build the best off-road cars; how can cowboys stay on a bucking bronco; and how do they transform flour into cakes?
06:48 How Do They Do It? 8/1s.
Episode 1. How do Japanese master chefs prepare the extremely poisonous puffer fish and avoid killing their customers? And how do Scots weave over 700 types of tartan for kilts?
07:12 How Do They Do It? 8/2s.
Episode 2. How do they design and produce the ultimate kingpin bowling ball? How do they raise and lower Tower Bridge? And how do they produce millions of gummy bears a day? Find out.
07:36 How Do They Do It? 8/3s.
Episode 3. How do they run Ryker's Island, one of the biggest jails in the world? How do they make the famous Royal Mail post box? And how do they turn fruit into jam? Find out.
08:00 How Do They Do It? 8/4s.
Episode 4. How do they make playing cards that can defeat a cheat? How do they brew a billion bottles of lager a year? And how do they make the world's most luxurious private jets?
08:24 How the Universe Works 5/4s.
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.
09:12 How the Universe Works 5/5s.
Stars That Kill. Countdown of NASAs top six the deadliest stars - 'vampire' stars that drain their neighbours, supernovas and white dwarfs that destroy planets.
10:00 World's Top 5 2/8s.
Super Helicopters. Five outstanding super helicopters are shortlisted, all are mechanical marvels in their own right, but which is the ultimate super helicopter?
10:48 World's Top 5 2/9s.
Monster Sea Machines. Five outstanding monster sea machines are shortlisted, all are mechanical marvels in their own right, but which is the ultimate monster sea machine?
11:36 How It's Made: Dream Cars 3/6s.
Audi S8. 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.
12:00 How It's Made: Dream Cars 3/7s.
Ultima Evolution. Picture your dream car - does it look like an Ultima Evolution? The crew go to its birthplace, revealing the inner workings and gorgeous exterior.
12:24 How It's Made: Dream Cars 3/8s.
Ferrari California T. Picture your dream car - does it look like a Ferrari California T? The crew go to its birthplace, revealing the inner workings and stunning exterior.
12:50 Secrets Of The Underground 1/2s.
Mystery Of The Serpent Mound. Rob Nelson investigates mysterious tunnels under Denver's airport. Plus, in Ohio he tries to uncover the secrets of a giant serpent-shaped mound.
13:38 You Have Been Warned 6/1s.
Mod Fathers. Turns the spotlight on inventors who build astonishing creations in their homes - including a precision drone-catcher that transforms into a vacuum-powered railway.
14:26 You Have Been Warned 6/3s.
Strangest Things. A look at some of the most mind-blowing footage experts have seen - including see-through animals, algae-powered motorcycles and human sized chickens.
15:14 World's Top 5 2/10s.
Mighty Planes. Five outstanding mighty planes are shortlisted, all are mechanical marvels in their own right, but which is the ultimate mighty plane?
16:02 Mega Builders 4/1s.
World's Biggest Container Ship. An in-depth look at a ship the size of four football fields, which boasts the world's largest diesel engine. Can engineers keep the project afloat?
16:50 How the Universe Works 5/6s.
Secret History Of Pluto. Despite Pluto's appearance as a dark and frozen world, scientists are investigating whether there might be warm liquid water beneath the surface.
17:40 How the Universe Works 5/7s.
The Dark Matter Enigma. 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?
18:30 How Do They Do It? 8/5s.
Episode 5. How do they put the holes in Swiss cheese? How do they restore and improve a classic battle tank? And how do robotic librarians run one of the world's biggest book collections?
18:55 How Do They Do It? 8/6s.
Episode 6. How do they persuade an oyster to grow a perfect pearl? How do they put the twist in classic Pennsylvania pretzels? And how do they build Venice's traditional gondolas?
19:20 How Do They Do It? 8/7s.
Episode 7. How do they make a perfectly unpredictable roulette wheel? How do they produce the world's purest olive oil? And how can a rusty wreck be transformed into a classic Batmobile?
19:45 How Do They Do It? 8/8s.
Episode 8. How do they instruct robots to mass-produce cars, and how do they transform the world's biggest football stadium into its largest ice hockey arena? Find out.
20:10 How Do They Do It? 8/9s.
Episode 9. How do they craft accordions? How do they make the wasabi that puts a kick in Japan's raw fish? And how do they produce duck calls that can trick birds?
20:35 How Do They Do It? 8/10s.
Episode 10. How do they make the Japanese toilets that treat you to a wash and blow dry? How has the US Navy built a helicopter that doesn't need a pilot? And how do they make jackhammers?
21:00 How the Universe Works 8/4s.
Death Of The Last Stars. Some of the brightest minds and theorists on the planet explore the limits of human knowledge and explain the science behind the rules of the universe.
21:50 Truth Behind the Moon Landing 1/5s.
Conspiracy Of The Lost Tapes. The NASA tapes that recorded the Apollo 11 moon landing are missing. Experts examine whether their disappearance is part of a cover-up.
22:40 Truth Behind the Moon Landing 1/6s.
The Hollywood Conspiracy. 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.
23:30 How the Universe Works 5/4s.
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.
00:20 How the Universe Works 5/5s.
Stars That Kill. Countdown of NASAs top six the deadliest stars - 'vampire' stars that drain their neighbours, supernovas and white dwarfs that destroy planets.
01:10 You Have Been Warned 6/1s.
Mod Fathers. Turns the spotlight on inventors who build astonishing creations in their homes - including a precision drone-catcher that transforms into a vacuum-powered railway.
02:00 You Have Been Warned 6/3s.
Strangest Things. A look at some of the most mind-blowing footage experts have seen - including see-through animals, algae-powered motorcycles and human sized chickens.
02:48 How the Universe Works 8/4s.
Death Of The Last Stars. Some of the brightest minds and theorists on the planet explore the limits of human knowledge and explain the science behind the rules of the universe.
03:36 How It's Made 22/24s.
Three-Wheel Electric Bikes, Skin Cream. More everyday items are put under the microscope as we discover how three-wheel electric bikes are manufactured and skin cream is made.
04:00 How It's Made 22/25s.
Wild West Holsters, Water Video Housings. More everyday items are put under the microscope as we discover how Wild West holsters are manufactured and water video housings are made.
04:24 How It's Made 22/26s.
Wood Garage Doors, Animatronic Dinosaurs. More everyday items are put under the microscope as we discover how wood garage doors are manufactured and animatronic dinosaurs are made.
04:48 How It's Made: Dream Cars 1/1s.
Morgan Aero Coupe. 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.
05:12 How It's Made: Dream Cars 3/9s.
Jaguar XF. Picture your dream car - does it look like a Jaguar XF? The crew go to its birthplace, revealing the inner workings and stunning exterior.
05:36 How It's Made: Dream Cars 3/10s.
BMW M6. Picture your dream car - does it look like a BMW M6? The crew go to its birthplace, revealing the inner workings and stunning exterior.