Discovery Science (Canada) HDTV (SCIEN)

Hearing aids; 3-D puzzles; rubber mats; toilets. (Repeat).

How some familiar objects of everyday life are made. Featured: copy paper; jeans; computers; plate glass. Host: Mark Tewksbury. (Repeat).

Included: kayaks; safety boots; electronic signs; cereal. (Repeat).

Featured: trucks; adhesive bandages; circuit boards; liquor. (Repeat).

Beekeeping; tricycles; body armor. (Repeat).

Included: heat-proof glass; ATMs; Pagani. (Repeat).

Aquavit; motorcycle leather; cathedrals.

Dock cranes; plastic bags; baubles. (Repeat).

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.

An asteroid the size of a city block hurtles towards the United States at 40,000 mph, reducing New York to ashes.

The Ghan takes passengers on a three-day, two-night journey through Australia, from Adelaide in the south to Darwin in the north; the Pichi Pichi Railway offers passengers a trip on an original steam locomotive train. (Repeat).

The White Pass and Yukon route was built in 1869 to take miners and supplies to the Klondike gold fields, and was the worlds first containerized freight railway. (Repeat).

Take a ride on two magnificent journeys with New Zealand's KiwiRail: the TranzAlpine, a five-hour journey across 223 kilometers; and Northern Explorer, an 11-hour trip through five unique regions of the North Island. (Repeat).

A three-day expedition through tropical jungles, volcanoes, and up the Devil's Nose. (Repeat).

The trains of Hector Rails carry timber to a pulp mill in Ostrand, Sweden. (Repeat).

A helicopter is taken away from Ken and Danny; Mike and his wife Valerie attempt to take a charter jet; and Kevin is surrounded by FBI agents after repossession. (Repeat).

A helicopter is repossessed from a corporate building; a family plane is taken from a family ranch; a rival team shows up during a mission. (Repeat).

The Ghan takes passengers on a three-day, two-night journey through Australia, from Adelaide in the south to Darwin in the north; the Pichi Pichi Railway offers passengers a trip on an original steam locomotive train. (Repeat).

The White Pass and Yukon route was built in 1869 to take miners and supplies to the Klondike gold fields, and was the worlds first containerized freight railway. (Repeat).

Take a ride on two magnificent journeys with New Zealand's KiwiRail: the TranzAlpine, a five-hour journey across 223 kilometers; and Northern Explorer, an 11-hour trip through five unique regions of the North Island. (Repeat).

A three-day expedition through tropical jungles, volcanoes, and up the Devil's Nose. (Repeat).

The trains of Hector Rails carry timber to a pulp mill in Ostrand, Sweden. (Repeat).

A helicopter is taken away from Ken and Danny; Mike and his wife Valerie attempt to take a charter jet; and Kevin is surrounded by FBI agents after repossession. (Repeat).

A helicopter is repossessed from a corporate building; a family plane is taken from a family ranch; a rival team shows up during a mission. (Repeat).

The Ferals lose a team member in the harsh outback.Shane considers splitting up with Russell. InVictoria, Vince, Bibi, and Murray are flooded out. (New).

The Gold Timers gamble $6,000 and end up commissioning a magnetic drone survey. (Repeat).

Josh heads to the Florida Everglades to hunt for the lost fortune belonging to the Ashley Gang. Josh re-traces the outlaw family's criminal empire that included bootlegging and bank robbing. (Repeat).

Looking to answer enduring questions around Moses' existence and the story of Exodus, Josh takes an epic adventure that starts with opening an ancient Egyptian tomb and ends with trekking what could be the true Mount Sinai. (Repeat).

Josh Gates re-traces Moses' steps from the peak of Mount Sinai deep into the Israeli desert. To separate man from myth, Josh dives the Sea of Galilee and investigates what is said to be Moses' tomb. (Repeat).

Josh treks the punishing Donner Pass to uncover how desperate pioneers trapped by blizzards in the Sierra Nevada mountains turned to cannibalism. In an unprecedented six-month investigation, Josh retraces the steps of the courageous rescue teams. (Repeat).

Josh uncovers artifacts from the Etruscans, an enigmatic civilization that ruled central Italy before being conquered by the Roman Empire. A dig site unearths clues that reveal the Etruscans may have inspired some of Rome's outstanding achievements. (Repeat).

Josh Gates travels to the Kingdom of Kush to dive the flooded pyramid tomb of a king. The murky water provides zero visibility, and the pyramid is at risk of collapse -- but the dive could unlock the mystery of a civilization that once conquered Egypt. (Repeat).

Josh Gates ventures into the flooded pyramid tomb of a Kush king. Scaling mountains to unravel the secrets of the Kingdom of Kush's conquest of Egypt, he dives into murky waters in search of the mummified remains of the king. (Repeat).

Josh travels to the Holy Land to find a lost city where Jesus performed many miracles and is also home to three apostles. While investigating competing sites that claim to be the lost city, Josh reveals an inscription that hasn't been seen in 1,400 years. (Repeat).

Josh heads to the Florida Everglades to hunt for the lost fortune belonging to the Ashley Gang. Josh re-traces the outlaw family's criminal empire that included bootlegging and bank robbing. (Repeat).

Looking to answer enduring questions around Moses' existence and the story of Exodus, Josh takes an epic adventure that starts with opening an ancient Egyptian tomb and ends with trekking what could be the true Mount Sinai. (Repeat).

Josh Gates re-traces Moses' steps from the peak of Mount Sinai deep into the Israeli desert. To separate man from myth, Josh dives the Sea of Galilee and investigates what is said to be Moses' tomb. (Repeat).

Josh treks the punishing Donner Pass to uncover how desperate pioneers trapped by blizzards in the Sierra Nevada mountains turned to cannibalism. In an unprecedented six-month investigation, Josh retraces the steps of the courageous rescue teams. (Repeat).

Josh uncovers artifacts from the Etruscans, an enigmatic civilization that ruled central Italy before being conquered by the Roman Empire. A dig site unearths clues that reveal the Etruscans may have inspired some of Rome's outstanding achievements. (Repeat).

Josh Gates travels to the Kingdom of Kush to dive the flooded pyramid tomb of a king. The murky water provides zero visibility, and the pyramid is at risk of collapse -- but the dive could unlock the mystery of a civilization that once conquered Egypt. (Repeat).

Josh Gates ventures into the flooded pyramid tomb of a Kush king. Scaling mountains to unravel the secrets of the Kingdom of Kush's conquest of Egypt, he dives into murky waters in search of the mummified remains of the king. (Repeat).

Josh travels to the Holy Land to find a lost city where Jesus performed many miracles and is also home to three apostles. While investigating competing sites that claim to be the lost city, Josh reveals an inscription that hasn't been seen in 1,400 years. (Repeat).

The Ferals lose a team member in the harsh outback.Shane considers splitting up with Russell. InVictoria, Vince, Bibi, and Murray are flooded out. (Repeat).

The Gold Timers gamble $6,000 and end up commissioning a magnetic drone survey. (Repeat).

Crash investigators face against crime detectives in searching for the truth behind the TWA Flight 800 flight explosion in Long Island. (Repeat).

When an Indonesian airliner crashes in the jungle, the investigators unveil human errors that cost the lives of everyone on board. (Repeat).

A commuter flight slams into a North Carolina neighborhood. (Repeat).

Climbing out over one of the most densely populated places on Earth, TransAsia Flight 235 banks steeply to the left, clips an elevated highway, and nosedives into Taipei's Keelung River. (Repeat).