Science Channel HD

The awe-inspiring story of survival after a chartered flight crashes in the remote Andes mountains in October 1972.

A new theory about the sinking of the Titanic emerges; a treeless circle in the middle of the woods is probed; a formation of giant whale bones is discovered sticking out of the ground; researchers study the loudest sound ever recorded underwater.

A salvage team discovers the mysterious remains of an enormous shipwreck near Cambridge Bay in the icy waters of the Canadian Arctic; experts investigate and uncover a cutting-edge vessel with links to one of the greatest polar explorers in history.

Archaeologists discover an unusual man-made rock formation in the remote Altai Mountains of Russia, and conducting a further excavation, they unearth an ancient log cabin and the mummified remains of two bodies buried deep in the frozen permafrost.

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 photograph depicts two suns in the sky over Indonesia; ghostly white swirls on the moon's surface baffle NASA scientists; an astronaut disappears during his return to Earth.

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

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

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

Dinosaur fossil season has begun, and Montana rancher Clayton Phipps finds what might be an extremely rare and valuable fossil on his family's property.

Clayton Phipps continues his excavation of a rare carnivorous dinosaur on his Montana ranch; Mike Harris and son Jake prepare to sell their prized Tyrannosaurus rex fossil; Aaron Bolan hunts for an Ankylosaurus.

Clayton Phipps and his team prepare to flip a 20,000-pound carnivore fossil out of the earth and onto a flatbed to get it to the lab for analysis; Mike Harris hunts for a duckbill skull; Jared Hudson uncovers an ancient reptile.

Clayton must haul his 20,000-pound dinosaur fossil over 200 miles to a lab where it will finally be identified; the Harris/Bolan clan chases poachers off of their land; Jared makes a last-ditch effort to bring in some money this season.

Clayton returns to his ranch in Montana to hunt for quick finds at Old Faithful. In Wyoming, Mike Harris and his team continue excavating their triceratops site hoping to uncover the valuable horns.

In Montana, Clayton Phipps prepares to learn if his carnivore skeleton belongs to a Tyrannosaurus rex or the controversial Nanotyrannus; in Wyoming, Mike Harris and Aaron Bolan race against the impending winter digging at a promising new site.

Ponder the fate of a mummy buried with an anguished look on its face; learn the secret to Sumerian power in a buried Iraqi palace; visit a lost oasis that may rewrite Arabian history; travel New Mexican roads that align with the heavens.

Dig up a mysterious WW II bomber in the Libyan desert, then see why the carved pillars in a Turkish temple may be the world's oldest calendar; open a secret filled shrine in Jerusalem and unearth broken Iraqi bowls that have deep political meaning.

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

Scan the skeleton of a drowned Stone Age fisherman in Chile and rediscover a vanished golden age in Egypt's lost city of Aten; ancient Chinese mummies reignite a cultural debate; 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.

Examine a tiny skeleton in Chile that set off a firestorm of alien speculation; 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.

Look inside the lost tomb of King Thutmose II and get new clues about Egypt's pharaohs; 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.

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.