Astronaut Leroy Chiao's spacewalk is interrupted by bright lights flying past; a flying saucer is photographed from the Apollo.

Counting down the top internet legends; these are the smartest and bravest people using science to take their skills to the next level; learning how to pull a wheelie in a boat, take inline skates off road and shoot an arrow around a corner.

Glimpsing into the internet's most chaotic crevices; monster trucks on two wheels; tile smashing robots; massive slime bubbles.

Tragedy strikes a community when a condominium complex collapses in Miami, resulting in one of the deadliest engineering disasters in American history; experts investigate and reveal potential flaws in the structure's flat slab construction.

A deadly tragedy on a freeway in Oklahoma sends one of the state's busiest bridges collapsing into the Arkansas river below; expert engineers investigate how a tugboat striking a reinforced concrete pier could cause such a catastrophic disaster.

A series of violent explosions rips through a major Texas oil refinery, causing a fatal disaster and devastation on a terrifying scale; experts use the latest science to investigate and uncover what triggered a catastrophic malfunction.

A deadly design flaw results in a horrifying rush hour bridge collapse that tragically leaves 13 dead in Minneapolis; using the latest science, experts investigate to reveal what went so catastrophically wrong on one of Minnesota's busiest crossings.

Tragedy strikes a bustling Canadian shopping mall when a parking garage suddenly collapses resulting in a fatal disaster; expert engineers use the latest technology to investigate and uncover a deadly design flaw that could have been prevented.

A devastating rail disaster outside a small North Dakota town results in cargo erupting in massive explosions; experts use the latest science to investigate and uncover an engineering flaw poised for catastrophic failure.

Experts look at engineering blunders that have either caused catastrophes or are disasters waiting to happen; they use cutting-edge technology to examine what went wrong and to figure out if they can be fixed.

Pinpoint the mistakes that caused major structural failures. Explore the preventable explosion inside London's Ronan Point, the code violations that collapsed Lalita Park, and the short circuit that set off a deadly fire in Tehran's Plasco Building.

Look back at the Tenerife, Kegworth, and Paris Concorde air disasters. Investigate the design defects that made these aircraft vulnerable, look at the role air traffic miscommunications played, and relive the terrible moments before disaster struck.

Drill down on maintenance and safety lapses that derailed amusement park rides.

Bridge collapses have etched hard lessons into the history of engineering; Tacoma, Minneapolis, Genoa, symbols of innovation that have become stark reminders of what happens when flaws go unchecked.

When dams break, devastation follows; Derna, Malpasset, Brumadinho, three disasters that turned engineering failures into mass tragedies.

Hunt for the root cause of atomic accidents. Examine the Windscale fire, which led to safer reactor designs; learn why swift crisis management helped in the Three Mile Island incident; and see why improper waste disposal fuelled the Kyshtym disaster.

Bridge collapses have etched hard lessons into the history of engineering; Tacoma, Minneapolis, Genoa, symbols of innovation that have become stark reminders of what happens when flaws go unchecked.

When dams break, devastation follows; Derna, Malpasset, Brumadinho, three disasters that turned engineering failures into mass tragedies.

Hunt for the root cause of atomic accidents. Examine the Windscale fire, which led to safer reactor designs; learn why swift crisis management helped in the Three Mile Island incident; and see why improper waste disposal fuelled the Kyshtym disaster.

Drill down on maintenance and safety lapses that derailed amusement park rides.

A devastating rail disaster outside a small North Dakota town results in cargo erupting in massive explosions; experts use the latest science to investigate and uncover an engineering flaw poised for catastrophic failure.

Experts look at engineering blunders that have either caused catastrophes or are disasters waiting to happen; they use cutting-edge technology to examine what went wrong and to figure out if they can be fixed.

Apollo 12 astronauts bring back something alive from the moon; NASA tracks an asteroid heading towards Earth but make an incredible discovery.

A NASA astronaut reports seeing a flying saucer in the skies above a U.S. Air Force test range; how the swirling gases of Saturn have formed a perfect hexagon that has hovered above the planet's pole for 30 years.

A piece of the sun seems to have vanished; the Hubble spots an unidentified object traveling faster than light.

We're counting down the biggest over achievers on the web, individuals whose dedication make them the best of the best. We'll learn how to bungee jump while playing the bagpipes, use a robot to shoot hoops, and drive vertically up a cliff face.

We're counting down the weirdest things on the web. We'll reveal how to bend fire, turn a vacuum cleaner into a didgeridoo, and become the world's fastest talker! If you think you you've seen it all already, your head is about to spin!

Exploring mysterious tunnels beneath Denver's airport, capitol building and downtown to investigate rumors of a secret organization that operates below; in Ohio, trying to uncover the ancient secrets of a giant mound shaped like a serpent.

Rob Nelson investigates the mysterious pattern of rocks at the bottom of Lake Michigan known as Underwater Stonehenge; at the notorious Alcatraz prison, Rob uses state-of-the-art technology in search of rumored escape tunnels.

Hunting for a legendary mass grave that could expose a dark secret of America's industrial past; using cutting-edge technology to find out why a giant lake is mysteriously disappearing high in the mountains.

Examining a set of bizarre markings that suggest a violent clash between prehistoric beasts; in California, Rob investigates to see if a strange lake is a home to alien life.

Investigating rumors of a secret underground escape route used by the infamous gangster Al Capone; trying to uncover who or what built a vast landscape of earthen mounds in Washington state.

Heading to California to investigate a network for major fault lines that could set off an unprecedented mega-quake; he explores a mysterious sinkhole that some believe is an endless pit to the center of the Earth.

Desert bunkers in Tunisia block Allied victory in Africa; the pride of one Alabama community is born out of a harsh reality; a Lebanese complex is rocked by a massive explosion; the remains of an elite institution still stand in Greece.

A military base in Panama becomes a battleground between American forces and a drug-running tyrant; a life cut short in Italy turns a utopian dream into a nightmare; a grisly Polish facility finds itself caught between two regimes.

A stronghold in Panama defends a prized American possession; a mad scientist shares a herbal remedy from his hilltop castle; a ghostly German railroad divides a fractured city, and a Bulgarian mountain retreat offers hope to its residents.

A town in Oklahoma is transformed by the discovery of oil fields; a former school in Cambodia becomes the site of crimes against humanity; a remote radar facility in Latvia symbolizes the threat of nuclear warfare that characterized the Cold War.

An old compound in Texas bears the scars of a violent revolution; a secret facility outside Berlin is used by a dictator to escape justice; the estate of an aristocrat becomes a stronghold for the IRA.

A slice of the Miami suburbs stands out for its style and history; a hotel in Lebanon carries the scars of a civil war; a pirate radio station gets a mixed reception.

A fantasy land lies in the heart of Alabama; a place of refuge in Ireland becomes a house of horrors; a South Korean city is scarred by a violent crackdown; traces of a brutal industry remain along the arid Namibian coast.

An old compound in Texas bears the scars of a violent revolution; a secret facility outside Berlin is used by a dictator to escape justice; the estate of an aristocrat becomes a stronghold for the IRA.

A slice of the Miami suburbs stands out for its style and history; a hotel in Lebanon carries the scars of a civil war; a pirate radio station gets a mixed reception.

A fantasy land lies in the heart of Alabama; a place of refuge in Ireland becomes a house of horrors; a South Korean city is scarred by a violent crackdown; traces of a brutal industry remain along the arid Namibian coast.

A town in Oklahoma is transformed by the discovery of oil fields; a former school in Cambodia becomes the site of crimes against humanity; a remote radar facility in Latvia symbolizes the threat of nuclear warfare that characterized the Cold War.

Heading to California to investigate a network for major fault lines that could set off an unprecedented mega-quake; he explores a mysterious sinkhole that some believe is an endless pit to the center of the Earth.

Desert bunkers in Tunisia block Allied victory in Africa; the pride of one Alabama community is born out of a harsh reality; a Lebanese complex is rocked by a massive explosion; the remains of an elite institution still stand in Greece.

Lost tapes show that Apollo astronauts heard unexplained transmissions on the far side of the moon; an amateur astronomer finds an odd disturbance in Martian atmosphere; an unidentified object in Earth orbit starts stalking Russian spacecraft.

Recently discovered documents show NASA's secret plan B for failure of the first moon landing; a Soyuz capsule carrying NASA astronaut Peggy Whitson back to Earth goes missing; NASA's Cassini mission unravels a three hundred year old.

Spaceships powered by atomic bombs; artificial rings encircle an entire star; Neil Armstrong's transmission feed cuts off when he spots strange lights on the moon; how can lightning talk to itself.

Investigating if nature truly knows best; the world's first driving dog; a bright blue tarantula; the world's smallest horse.

The smartest and bravest people use science to take their skills to the next level, from designing a robotic drawing arm to making a bike that exercises the whole body.

The location of King Solomon's Mines has baffled historians for centuries and continues to lure treasure hunters today; archaeologists investigate evidence that may uncover the unlikely truth behind this source of untold riches.

The crucifixion of Jesus Christ has long been debated by historians due to scarce archaeological evidence of the event; now, experts explore new theories that may reveal the truth behind the traditional yet controversial story of his monumental execution.

Mary Magdalene played a pivotal role in early Christianity and witnessed the execution and resurrection of Jesus Christ; experts investigate the truth behind her mysterious disappearance and embark on a quest to locate her undiscovered remains.

"The Codex Gigas," also known as the "Devil's Bible," is a giant medieval tome that has evoked fear for centuries and believed to contain a malevolent power; experts investigate its legendary secrets and uncover the mystery behind its author.

After seizing power in 1933, Adolf Hitler began systematically transforming a peaceful German population into a ruthless war machine; experts investigate the innovative methods used by the Nazis to indoctrinate and control the will of its citizens.

The CIA's MK-Ultra program sought to create mind control methods through unethical human experimentation, and now, experts investigate classified documents that reveal the horrific atrocities that were carried out in the pursuit of national security.

A subterranean Neolithic temple discovered on the island of Malta contains the skeletal remains of thousands of humans; experts use forensic archaeology to investigate elongated skulls that may unlock the secrets of an advanced, lost civilization.

The ancient site of Gobekli Tepe is the oldest building complex ever discovered and continues to baffle archaeologists today; now, experts investigate new theories behind its enigmatic construction as a possible commemoration to a cataclysmic event.

Satellite images capture dozens of perfectly straight parallel lines hidden in the dense Polish woodlands; experts investigate and uncover a massive WWII military complex once used as a notorious and deadly Nazi weapons training facility.

Satellite images capture a bizarre industrial complex in the remote desert expanse of Kazakhstan; experts investigate and uncover a massive hangar containing the most expensive spacecraft in the history of Soviet-era space exploration.

Satellite images capture monumental ruins surrounded by bizarre feather-shaped structures on a Welsh mountaintop; experts investigate a hidden tunnel containing the remains of an abandoned slate mine with an exploitative and deadly past.

Satellite images capture bizarre structures fenced within a remote mountaintop complex on the Greek island of Kefalonia; experts investigate and discover a network of massive satellites linked to a hidden NATO doomsday communications bunker.

Satellite images capture a triangular castle-like tower located on the Mediterranean island of Sardinia; experts investigate the relics of a declining ancient civilization that may have suffered a celestial catastrophe.

Satellite images capture monumental ruins surrounded by bizarre feather-shaped structures on a Welsh mountaintop; experts investigate a hidden tunnel containing the remains of an abandoned slate mine with an exploitative and deadly past.

Satellite images capture bizarre structures fenced within a remote mountaintop complex on the Greek island of Kefalonia; experts investigate and discover a network of massive satellites linked to a hidden NATO doomsday communications bunker.

Satellite images capture a triangular castle-like tower located on the Mediterranean island of Sardinia; experts investigate the relics of a declining ancient civilization that may have suffered a celestial catastrophe.

Satellite images capture a bizarre industrial complex in the remote desert expanse of Kazakhstan; experts investigate and uncover a massive hangar containing the most expensive spacecraft in the history of Soviet-era space exploration.

The CIA's MK-Ultra program sought to create mind control methods through unethical human experimentation, and now, experts investigate classified documents that reveal the horrific atrocities that were carried out in the pursuit of national security.

A subterranean Neolithic temple discovered on the island of Malta contains the skeletal remains of thousands of humans; experts use forensic archaeology to investigate elongated skulls that may unlock the secrets of an advanced, lost civilization.

Adam and Jamie try to solve one of aeronautics' biggest puzzles; Kari, Tory and Grant face some of nature's natural-born killers.

Adam and Jamie try to escape a car submerged in water.

Adam and Jamie push the limits when it comes to speed; they take on speed cameras in an action-packed adventure.

Swinging Luke and Leia across a chasm with a grappling hook; an Ewok log crushing an Imperial "Chicken Walker"; surviving in a tauntaun's belly.

A barge carries an entire train along Alaska's high seas; a flying ambulance saves lives at 14,000 feet; 16 missiles stand by to prevent a nuclear disaster.

Alaska's Coast Guard fights dangerous waters to maintain buoys; machinery finds big rewards 800 feet below Alaska's surface; Alaskans build a steel ferry.

An airport made from nothing but water and ice; an Alaskan fish factory churns out millions of pounds of seafood a day; hardy vehicles brave the arctic to travel across the tundra.

Alaskan engineers build a massive dam to power an entire town; the world's largest helicopters; Alaska's largest boat lift hauls a 400-ton fishing ship in high winds.

The Yeti, a machine with 588 sharp teeth, helps keep an airport running; tugboats break the ice in an Alaskan port; soldiers stationed at the coldest army post in the US.

A ship built to endure tsunami size waves travels on a highway unlike any other in North America; a fleet of machines combats a huge flood in the Arctic Circle; the biggest, most powerful wind turbines in Alaska.

Examine a tiny skeleton in Chile that set off a firestorm of alien speculation, then explore a forgotten Silk Road settlement. Uncover evidence of a mass sacrifice in northern Peru and visit a multi-faceted military site from the age of the pharaohs.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

Look inside the lost tomb of King Thutmose II and get new clues about Egypt's pharaohs, then dust off stone hunting structures in Saudi Arabia. Visit a 1,200-year-old mosque buried in the Negev Desert and inspect a 30-million-year-old predator skull.

Scan the skeleton of a drowned Stone Age fisherman in Chile and rediscover a vanished golden age in Egypt's lost city of Aten. Watch ancient Chinese mummies reignite a cultural debate, then discover a massive biblical-era moat in Jerusalem.

Inspect a Mongolian mass grave and learn the fate of a platoon of soldiers, then investigate a 5,000-year-old tavern in Iraq; examine an Egyptian scarab that's far from home and ancient tools that show where desert migration routes once lay.

The latest archaeological research unravels the mystery behind this elusive Egyptian queen, whose name is synonymous with seduction, beauty and scandal.

Inspect a Mongolian mass grave and learn the fate of a platoon of soldiers, then investigate a 5,000-year-old tavern in Iraq; examine an Egyptian scarab that's far from home and ancient tools that show where desert migration routes once lay.

The latest archaeological research unravels the mystery behind this elusive Egyptian queen, whose name is synonymous with seduction, beauty and scandal.

Scan the skeleton of a drowned Stone Age fisherman in Chile and rediscover a vanished golden age in Egypt's lost city of Aten. Watch ancient Chinese mummies reignite a cultural debate, then discover a massive biblical-era moat in Jerusalem.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

Look inside the lost tomb of King Thutmose II and get new clues about Egypt's pharaohs, then dust off stone hunting structures in Saudi Arabia. Visit a 1,200-year-old mosque buried in the Negev Desert and inspect a 30-million-year-old predator skull.

Jamie and Adam revisit the most controversial myths; they repeat them to see if their original answer was genuine.

Adam and Jamie test whether it is possible to put out a fire using only a voice.

Adam and Jamie test if a truck filled with birds becomes lighter when the birds take flight.

Power steering pumps; Asian bowl meals; walking canes.

Lab extractors; custom-made chandeliers; power trainers; coffee pods.

Witness samples; pressure washers; beehives; cast iron cookers.

Leather sculptures; travel hot plates; ochre; hurdy gurdies.

Automatic transmissions; silver miniatures; hot air balloon baskets; darts.

Magnets; cooked ham; silver-plated teapots; crash-test dummies.

Curling stones; refrigerators; aluminum baseball bats; opalescent glass.

Levels; hot dogs; abrasive grains; sandpaper.

A look into the processes behind hospital laundry, brass instrument restoration, horse replicas and excavation.

Ceramic fireplaces; synthetic corks; parking garage floor slabs.

Examining how items like oil pressure sensors, large format printing and heavy equipment simulators are made.

Examines how items such as mobile concert stages, mascara, continuous miners and wood gift boxes are manufactured.

The secrets of the world's oldest sunken city are lost to history, but hi-tech underwater archaeology answers questions that books cannot; experts explore sunken ruins and reveal new discoveries about one of the first great empires.

The Tower of London is a centuries-old castle with a grisly past; using cutting-edge methods, experts investigate this engineering marvel and how it transformed into an infamous prison steeped in blood and intrigue.

Venice was once a fearsome superpower home to secrets, wealth, and treachery; today, scientists use pioneering acoustic imaging technology to discover the city's ancient foundations and reveal how it's still standing.

King Midas and his legendary golden touch is one of the most famous tales in Greek mythology; using advanced archaeological methods, experts travel deep inside mysterious ancient mounds to investigate the truth behind the myth.

The Pantheon is a 2,000-year-old temple with a secret; using cutting-edge archaeological methods and brand-new evidence, experts look beneath the streets of Rome to find out why it was built and how it survived so long.

According to legend, the ancient Roman city of Hierapolis hides a secret portal to the underworld beneath its streets; armed with pioneering technology, archaeologists gain rare access to investigate the deadly truth behind these hellish myths.

Julius Caesar's relentless pursuit of power positioned him against a mighty rebel force that fought the infamous Roman general at his own game; now, archaeologists investigate the truth behind key moments that took Caesar to the brink of defeat.

A prehistoric mega-structure emerges from the sands of an English shore that could reveal lost mysteries of the Bronze Age; using pioneering technology and 3D imaging analysis, experts uncover dark, ancient rituals once performed here.

Julius Caesar's relentless pursuit of power positioned him against a mighty rebel force that fought the infamous Roman general at his own game; now, archaeologists investigate the truth behind key moments that took Caesar to the brink of defeat.

A prehistoric mega-structure emerges from the sands of an English shore that could reveal lost mysteries of the Bronze Age; using pioneering technology and 3D imaging analysis, experts uncover dark, ancient rituals once performed here.

According to legend, the ancient Roman city of Hierapolis hides a secret portal to the underworld beneath its streets; armed with pioneering technology, archaeologists gain rare access to investigate the deadly truth behind these hellish myths.

The Tower of London is a centuries-old castle with a grisly past; using cutting-edge methods, experts investigate this engineering marvel and how it transformed into an infamous prison steeped in blood and intrigue.

Venice was once a fearsome superpower home to secrets, wealth, and treachery; today, scientists use pioneering acoustic imaging technology to discover the city's ancient foundations and reveal how it's still standing.

A piece of the sun seems to have vanished; the Hubble spots an unidentified object traveling faster than light.

When the Soviet Union unveils its own space shuttle, the CIA hatches a secret revenge plot; recent discoveries shed new light on the destruction of Sodom and Gomorrah; a missing nuclear weapon could threaten a NASA base in the Arctic.

The discovery of geysers on a moon; NASA's mission to detect life; an object is spotted approaching an asteroid.

Recent evidence could explain how supermassive black holes grow so big; neither dark matter nor cannibalism can fully explain these beasts, but the latest science may finally provide an answer.

The universe is a dangerous place; exploring the deadliest spots in the cosmos; between earth and the edge of the universe, there are a million ways to die; a crash test dummy is on a mission.

Exploring the real-life death stars in the cosmos that could snuff out Earth without much effort; the science of the destructive power behind six of the deadliest stars; vampire stars, supernovas and rogue stars.

Céline and Fabien Cousteau use cutting-edge tech to investigate one of the most credible UFO sightings in history, when a strange alien craft was spotted crashing into the ocean; what they discover might reveal evidence of extraterrestrial contact.

A dangerous stretch of water in the Mediterranean is the resting place of an infamous sunken ship, and using the latest tech, Céline and Fabien Cousteau investigate if it was deliberately attacked by spies on a top-secret mission.

Céline and Fabien Cousteau use cutting-edge tech to hunt for a long-lost shipwreck in the Bermuda Triangle, and if their top-secret clues are right, they might uncover new evidence that explains the disappearances in this deadly and mysterious place.

More than 50 massive warships were lost in a matter of hours in the Scottish natural harbor of Scapa Flow during World War I; now, marine archaeologists use cutting-edge technology to explore one of the greatest acts of defiance in wartime history.

The aerial bombardment of the Japanese fleet and the torpedo strike of the Wilhelm Gustloff are two of the most shocking attacks of WWII; expert divers explore these underwater graveyards for new evidence of these maritime conflicts.

The enigmatic shipwrecks of El Faro and the Empress of Ireland occurred a century apart and both remain a mystery of the sea; armed with the latest technology, experts explore these doomed ships to discover what set them on the path to catastrophe.

The wreckages of three German U-boats are eroding at the bottom of the sea along with the stories behind their disastrous fate; now, a team of maritime archaeologists race to locate the submarines and solve the mystery behind their deadly demise.

The USS Arizona and the HMS Hood were two of the most powerful warships in history, but their weaknesses paid a fatal price; experts investigate evidence that may reveal why the age of the battleship has come to a sudden and violent end.

The remains of five warships could reveal new insights into how the nuclear arms race changed the world forever; using 3-D sonar scan technology, an expert team of marine scientists investigate the catastrophic effects of atomic explosions at sea.

Countless shipwrecks lost in the depths of the oceans are time capsules containing tales of adventure and tragedy; now, marine experts hunt to locate these forgotten ships, explore their secrets and unlock their incredible stories.

For over a century, the stories and wrecks of HMS Hampshire and HMS Vanguard continue to be shrouded in mystery; two research teams are granted special access to investigate and uncover what happened to these WWI warships in their final moments.

As shipwrecks of World War II continue to erode in the sea, their toxic cargoes continue to pose a catastrophic threat; now, experts use cutting-edge tech to investigate and reveal the potential impact of these noxious underwater dangers.

Countless shipwrecks lost in the depths of the oceans are time capsules containing tales of adventure and tragedy; now, marine experts hunt to locate these forgotten ships, explore their secrets and unlock their incredible stories.

For over a century, the stories and wrecks of HMS Hampshire and HMS Vanguard continue to be shrouded in mystery; two research teams are granted special access to investigate and uncover what happened to these WWI warships in their final moments.

As shipwrecks of World War II continue to erode in the sea, their toxic cargoes continue to pose a catastrophic threat; now, experts use cutting-edge tech to investigate and reveal the potential impact of these noxious underwater dangers.

The remains of five warships could reveal new insights into how the nuclear arms race changed the world forever; using 3-D sonar scan technology, an expert team of marine scientists investigate the catastrophic effects of atomic explosions at sea.

The aerial bombardment of the Japanese fleet and the torpedo strike of the Wilhelm Gustloff are two of the most shocking attacks of WWII; expert divers explore these underwater graveyards for new evidence of these maritime conflicts.

The enigmatic shipwrecks of El Faro and the Empress of Ireland occurred a century apart and both remain a mystery of the sea; armed with the latest technology, experts explore these doomed ships to discover what set them on the path to catastrophe.

Spaceships powered by atomic bombs; artificial rings encircle an entire star; Neil Armstrong's transmission feed cuts off when he spots strange lights on the moon; how can lightning talk to itself.

Scientists wonder why Jupiter is hotter than it should be; the Curiosity Rover finds something strange on Mars; detectives turn to NASA for help with a murder cold case.

A mars mission captures an image of a strange structure on the planet; an intriguing sight on the dark side of the moon; a planet-eating star gives scientists a peek of Earth's bleak future.

Spacetime is the secret structure that controls our universe, and this strange four-dimensional substance controls time, light, and energy; it will also determine how our universe will end.

The collision of two supermassive black holes is the most violent event that can occur in the universe; experts explore where a black hole's energy originates and what really happens when the two most powerful objects in the cosmos clash.

The shattered skull of a 19th century railway worker is now one of the most astonishing objects in the history of medical science; experts explore this traumatic injury to reveal how it changed the field of neuroscience.

Containing intricately carved concentric circles, the Towie Ball is one of the finest Neolithic stoneworks ever discovered; using cutting-edge imaging technology, experts investigate the purpose behind this 5,000-year-old black stone mystery.

Investigating whether a gold death mask is the face of a king who fought in the Trojan Wars; three ancient chalk carvings could be the secret to constructing Stonehenge; how a printing plate from the UK Treasury ended up in an Austrian lake.

Investigating whether a machine can read personalities; an ancient golden mask painted with human blood; a cursed chicken pot.

A minuscule metal sphere containing two microscopic holes could be the smallest murder weapon in history; experts explore how this tiny object is linked to one of the most bizarre true crime cases of the 20th century.

A bronze disk adorned with gold may contain the oldest images of the cosmos ever discovered.

Hidden away in museums, laboratories and storage rooms around the world are the most remarkable and mysterious objects on Earth, and using the latest research and technology, experts investigate these incredible artifacts to uncover their secrets.