Wednesday, December 17th TV listings for Science HD
How the Universe Works Gravitational Waves Revealed
Gravitational waves are helping scientists explore the cosmos in revolutionary, new ways, and the discoveries they make are revealing the universe's greatest mysteries.
How the Universe Works Mission to a Comet
The Rosetta mission is a groundbreaking expedition to land on a comet for the very first time; special access reveals what this cutting-edge journey discovers and how these mysterious objects help create life on Earth.
If We Built It Today Hunt for Noah's Ark
According to the Bible, Noah's Ark was a world-changing engineering feat, and it took cutting-edge construction to build it; experts use the latest tech and modern-day science to reveal if building it a second time would be just as difficult.
If We Built It Today Doomsday in Venice
As floodwaters unleash havoc in Venice, Italy, experts use the latest technology and modern-day science to explore the feasibility of rebuilding it.
If We Built It Today Secrets at the Great Wall
The Great Wall of China is one of the world's greatest engineering marvels, and it took dangerous, cutting-edge construction to build it; experts use the latest tech and modern-day science to reveal if building it a second time would be as deadly.
If We Built It Today Fortress of the Gods
Rome's Pantheon hides the secret to the Roman Empire's power, and it took dangerous, cutting-edge engineering to build it. Experts use the latest tech and modern-day science to reveal if building it a second time would be just as deadly.
If We Built It Today Rise of the Aqueducts
Rome's aqueducts are one of the greatest engineering marvels in history, and it took dangerous, cutting-edge construction to build them; experts use the latest tech and modern-day science to reveal if building them a second time would be as deadly.
If We Built It Today Secrets in the Pyramid
Egypt's Great Pyramid is one of the world's greatest and most mysterious marvels, and using cutting-edge tech and the latest engineering innovations, experts reveal what it would take to build the ancient wonder today.
If We Built It Today Battle of Brooklyn Bridge
New York's Brooklyn Bridge might be the most important bridge in the world, and it took dangerous, cutting-edge engineering to built it; experts use the latest tech and modern-day science to reveal if building it a second time would be as deadly.
If We Built It Today Ghosts of the Colosseum
Rome's Colosseum is the most famous stadium on the planet, and it took cutting-edge engineering and a fallen emperor to build it; experts use the latest tech and modern-day science to reveal if building it a second time would be just as difficult.
Engineering Catastrophes Arizona Railroad Inferno
A devastating railroad inferno takes down a vital route on a historic river crossing in Arizona; using the latest cutting-edge technology, experts investigate the remaining incinerated evidence to determine what caused such a disastrous derailment.
Engineering Catastrophes Atlantic City Casino Collapse
A catastrophic construction disaster causes a casino parking garage to collapse with fatal consequences in Atlantic City; using the latest science, experts investigate and uncover evidence of missing reinforcements vital for structure stability.
Engineering Catastrophes Cincinnati Demolition Disaster
Tragedy strikes in Cincinnati as a sudden bridge collapse leaves one of America's busiest highways at a complete standstill; using scientific methods, expert engineers investigate and reveal how a routine demolition unfolded so disastrously wrong.
Engineering Catastrophes California Desert Bridge Collapse
A flash flood catastrophe brings one of America's most vital highways to a complete standstill in the California desert; using scientific methods, expert engineers investigate and discover how its bridge foundations lacked a crucial element.
Engineering Catastrophes New York Disaster Crane
A crane disastrously falls across two lanes of traffic during construction work on a landmark bridge in New York City.
Engineering Catastrophes Cincinnati Demolition Disaster
Tragedy strikes in Cincinnati as a sudden bridge collapse leaves one of America's busiest highways at a complete standstill; using scientific methods, expert engineers investigate and reveal how a routine demolition unfolded so disastrously wrong.
Engineering Catastrophes California Desert Bridge Collapse
A flash flood catastrophe brings one of America's most vital highways to a complete standstill in the California desert; using scientific methods, expert engineers investigate and discover how its bridge foundations lacked a crucial element.
Engineering Catastrophes New York Disaster Crane
A crane disastrously falls across two lanes of traffic during construction work on a landmark bridge in New York City.
Engineering Catastrophes Atlantic City Casino Collapse
A catastrophic construction disaster causes a casino parking garage to collapse with fatal consequences in Atlantic City; using the latest science, experts investigate and uncover evidence of missing reinforcements vital for structure stability.
If We Built It Today Secrets in the Pyramid
Egypt's Great Pyramid is one of the world's greatest and most mysterious marvels, and using cutting-edge tech and the latest engineering innovations, experts reveal what it would take to build the ancient wonder today.
If We Built It Today Battle of Brooklyn Bridge
New York's Brooklyn Bridge might be the most important bridge in the world, and it took dangerous, cutting-edge engineering to built it; experts use the latest tech and modern-day science to reveal if building it a second time would be as deadly.
NASA's Unexplained Files Rise of the Ice Creatures
Neil Armstrong enters an unexplained spin; an Apollo 17 photo seems to show a US military outpost on the Moon; possible alien life swimming in the oceans of Jupiter's moons.
NASA's Unexplained Files Ghosts on a Comet
When a Chinese moon rover breaks down, a scientist at NASA points to a mysterious material that seemed to sabotage the Apollo missions decades earlier; the Rosetta spacecraft discovers a comet that appears to be singing.
NASA's Unexplained Files Attack of the Thunderballs
Astronauts evacuate when a mystery object hurtles toward the ISS; a NASA secret agent goes undercover to retrieve missing moon rocks; scientists struggle to find answers when they discover a huge void at the edge of the solar system.