Science Channel HD

Some believe that the moon's waving American flag is the smoking gun that NASA faked the moon landing, and as a team of experts investigates this strange piece of evidence, the trail leads all the way to some of Hollywood's biggest names.

A cutting edge investigation into a deep-sea graveyard of 25 shipwrecks reveals the dark secrets of the biggest naval battle in history, and using the latest tech, experts follow new evidence into the mysterious abyss of long-lost battleships.

The disappearance of the SS Cotopaxi helped launch the legend of the Bermuda Triangle; a team of experts follows fresh leads with cutting-edge tech to investigate if a mysterious wreck off the coast of Florida is indeed the long-lost ship.

New discoveries reveal the treasures of a ghost fleet of Japanese ships at the bottom of the South Pacific, and using cutting-edge underwater technology, experts investigate a top-secret superweapon that could have changed the course of World War II.

A mysterious shipwreck at the bottom of Lake Erie could be the oldest wreck in America's most notorious ship graveyard, and using cutting-edge underwater archaeological methods, experts investigate new leads in this 200-year-old cold case.

New evidence in the Bermuda Triangle could reveal that Nazis got closer to America than ever believed; using the latest cutting-edge underwater technology, experts investigate the truth behind the shipwreck that shouldn't exist.

When a sister ship of the Titanic gets embroiled in war with a hidden enemy, the former luxury liner is sent to the bottom of the ocean; new discoveries and cutting-edge underwater technology might finally reveal the secret history of its sinking.

Victor Vescovo's team searches for the deepest point of the Atlantic Ocean.

Victor Vescovo's team searches for the deepest point of the Southern Ocean.

Victor Vescovo and his team head to the Indian Ocean.

Victor Vescovo's team takes on the Mariana Trench in the Pacific Ocean.

Victor Vescovo's team concludes its mission in the Arctic Ocean.

Victor Vescovo and his team head to the Indian Ocean.

Victor Vescovo's team takes on the Mariana Trench in the Pacific Ocean.

Victor Vescovo's team concludes its mission in the Arctic Ocean.

Victor Vescovo's team searches for the deepest point of the Southern Ocean.

A mysterious shipwreck at the bottom of Lake Erie could be the oldest wreck in America's most notorious ship graveyard, and using cutting-edge underwater archaeological methods, experts investigate new leads in this 200-year-old cold case.

New evidence in the Bermuda Triangle could reveal that Nazis got closer to America than ever believed; using the latest cutting-edge underwater technology, experts investigate the truth behind the shipwreck that shouldn't exist.

When NASA discovers something strange on Saturn's biggest moon, experts investigate if aliens feeding on the world's electric atmosphere could be the culprit; the disturbing evidence points to an apocalypse if these monsters ever make it to Earth.

When NASA begins a strange experiment to communicate with dolphins, experts investigate if it's a prelude to making alien contact; some fear that such a discovery could have apocalyptic consequences.

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.

Cosmologists say there are black holes throughout the Universe, but they've never seen one, and it's almost impossible to study them directly.

Quasars are the brightest and most powerful objects in the universe, and though they have shaped the cosmos, they might ultimately destroy everything that exists.

Former CIA operative Mike Baker investigates top-secret government programs steeped in cutting-edge science; Mike speaks with experts, government officials and scientists to go deeper into the black files than ever before.

Uncovered documents reveal a black file containing studies of werewolves, sprites and floating orbs; Mike Baker investigates how the U.S. government may have funded a classified program directly focused on the research of paranormal phenomena.

Many U.S. government personnel have reported sustaining unexplained and debilitating neurological injuries while working abroad; Mike Baker investigates if these invisible, mind-altering attacks are evidence of active mind-control programs worldwide.

Unidentified black triangles have been reported in flight over top-secret military bases for decades, and now, Mike Baker investigates if the US government is involved in developing experimental aircraft, or if this could be something otherworldly.

Presidential Emergency Action Documents have the potential to grant the U.S. president unlimited authority; Mike Baker investigates how these files are among the most secretive documents in U.S. government and what might trigger their use.

In 2013, the USS Jimmy Carter deployed on a classified mission that received a presidential citation of heroism, and now, Mike Baker investigates how this attack submarine may be connected to one of the most daring black file operations in US history.

A Russian medical assistant films a horrifying procedure as a live, four-foot-long snake is extracted from a patient's mouth; experts investigate a potential resurgence in ancient, pre-Christian religions involving complex and dangerous rituals.

A dashcam captures an explosion that blows out the backseat and windows of a car on a Russian highway; experts investigate and uncover the vehicle's potentially disastrous performance modifications.

Cameras in Kazakhstan capture a bizarre blast as train cars on a quiet railway suddenly explode in a raging inferno.

Security cameras in China capture a sudden explosion beneath a city street that buries two young girls in debris; experts investigate and uncover a black market of secondhand cooking oil that may be dangerously festering in the city's sewers.

A surveillance camera captures a woman vanishing from her bed as she sleeps next to her husband in their suburban English home; experts investigate and uncover numerous police records that report a strange pattern of nearby alien abductions.

Tormented by childhood memories of abduction, a woman discovers an implant in her body; a sailor captures lights over the Pacific Ocean that he believes are alien craft, and a couple finds unusual footprints in the woods.

After the death of his father, a farmer believes he witnessed a UFO; a geologist uncovers debris at the Roswell crash site; after seeing an orb in the sky, a mother suffers radiation-like burns on her body.

A surveillance camera captures a woman vanishing from her bed as she sleeps next to her husband in their suburban English home; experts investigate and uncover numerous police records that report a strange pattern of nearby alien abductions.

Tormented by childhood memories of abduction, a woman discovers an implant in her body; a sailor captures lights over the Pacific Ocean that he believes are alien craft, and a couple finds unusual footprints in the woods.

After the death of his father, a farmer believes he witnessed a UFO; a geologist uncovers debris at the Roswell crash site; after seeing an orb in the sky, a mother suffers radiation-like burns on her body.

Security cameras in China capture a sudden explosion beneath a city street that buries two young girls in debris; experts investigate and uncover a black market of secondhand cooking oil that may be dangerously festering in the city's sewers.

In 2013, the USS Jimmy Carter deployed on a classified mission that received a presidential citation of heroism, and now, Mike Baker investigates how this attack submarine may be connected to one of the most daring black file operations in US history.

A Russian medical assistant films a horrifying procedure as a live, four-foot-long snake is extracted from a patient's mouth; experts investigate a potential resurgence in ancient, pre-Christian religions involving complex and dangerous rituals.

Experts investigate if a nearby exoplanet could be the home to an alien civilization of strange, metallic monsters, after a new discovery confirms that life can thrive on such a strange world.

Evidence of alien technology around a distant star; speculation about Pluto's surface; Apollo astronauts are at a loss of words to describe an object they encountered while they approached the moon.

Astronomers notice a planet in Earth's vicinity capable of supporting life; top secret military program exposed; the moon contains the components to start life.

Our solar system is home to hundreds of strange, tiny worlds called dwarf planets, and new discoveries reveal the secrets of these mysterious places.

Experts utilize the latest science and discoveries to investigate the cause of the Milky Way galaxy's gradual death.

Our solar system hides a dark and violent past and new discoveries reveal that Earth and the planets were formed from the destruction of alien worlds that came before us.

Trask and his crew scale Sutro Tower to inspect crucial cable junctions and must avoid deadly radiation at nearly 1,000 feet in the air; in Oregon, loose boulders need to be removed along a cliffside road that needs to be reopened.

Trask and his team take on the iconic Space Needle in Seattle to fix an aging window-washing basket; in San Antonio, they look to get a stadium ready for game day.

Trask takes on a decommissioned lighthouse 32 miles off the coast of North Carolina, and the crew must work suspended above shark-infested waters; an aging stadium with corroding catwalks needs maintenance for hockey season.

Trask and his crew look for any critical issues on Foresthill Bridge in California, a vital escape route during wildfires; in Garden City, Kan., the team needs to inspect massive grain elevators where one spark could ignite a devastating explosion.

Trask and his crew take on one of the world's largest bronze statues, Pegasus and Dragon, and they need to figure out how to get on this colossus of a structure; one of the world's largest roller coasters is due for an inspection.

Trask and his crew take on New Bullards Dam, and they need to place critical target sensors for monitoring seismic activity; in Colorado, a bird detection system needs to be installed at a wind turbine facility.

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.

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.

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.

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 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.

Construction turns catastrophic in New Orleans when the side of a hotel complex collapses on a busy street below; expert engineers investigate to uncover the reason behind this sudden and fatal disaster.

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.