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The story of the harnessing of cold and the race to reach the lowest temperature possible
Ancient Refuge in the Holy Land
Israel's remote Cave of Letters holds clues to a Jewish uprising against the Romans.
Relive two legendary expeditions—one tragic, one triumphant—to pioneer a route through the Northwest Passage.
An elite corps of secret U.S. astronauts is trained to gather intelligence on the Soviets during the Cold War.
Balloon Race Around the World
Delve into the history and science of ballooning, and follow some of the attempts in the '90s to be the first to circumnavigate the globe.
The Bible's Buried Secrets
An archeological detective story traces the origins of the Hebrew Bible.
Boldest Hoax, The
Who perpetrated Piltdown Man, the greatest scientific fraud of the 20th century?
Building Pharaoh's Ship
Can the legendary ship of an Egyptian queen sail again?
Cracking the Maya Code
The story behind the centuries-long decipherment of ancient Maya hieroglyphs
Daring Flight, A
In 1909, Louis Blériot undertakes a heroic first-ever flight across the English Channel.
Deadly Shadow of Vesuvius
The shattered remnants of the Roman city of Pompeii bear witness to the risk that the people of Naples still face today.
Decoding Nazi Secrets
Allied technologies developed at Britain's Station X helped halt the onslaught of the Third Reich and set the stage for today's computers.
Einstein's Big Idea
The story behind the world's most famous equation, E = mc2
Engineers learn from past disasters to make fires and car, plane, and ship accidents increasingly survivable.
Take a virtual climb of Mt. Everest through panoramic photography and explore the personalities, dangers, and history associated with the mountain.
Fall of the Leaning Tower
An international committee of engineers and architects race to prevent the toppling of Pisa's famous monument.
Faster than Sound
Top test pilots describe the dangers, mysteries, and thrill of being the first to fly at supersonic speed.
Against all odds, African-American chemist Percy Julian became one of the great scientists of the 20th century.
Galileo's Battle for the Heavens
Galileo struggles to persuade church authorities of the truth behind his astonishing discoveries about the cosmos.
Ghosts of Machu Picchu
Why did the Incas abandon their city in the clouds?
Experts dig into World War II's most daring and technically ingenious prison break.
Great Inca Rebellion, The
Mass graves and forensic evidence reveal a complex truth about how the Inca Empire fell.
Hitler's Lost Sub
A fisherman's net snags off the coast of New Jersey, revealing a missing World War II German U-boat.
Hitler's Sunken Secret
An expedition to the bottom of Norway's Lake Tinn illuminates Nazi Germany's nuclear ambitions.
Holocaust on Trial
A trial in London's High Court examines evidence from Auschwitz to successfully challenge the claims of Holocaust "deniers."
Archeologists from the Andes to the Alps and beyond learn about lost cultures from remarkably well-preserved human remains.
A battered manuscript turns up after 1,000 years, revealing the mind of the Greek genius Archimedes.
Judgment Day: Intelligent Design on Trial
Science is 'Exhibit A' in a landmark trial on the teaching of evolution.
Killer's Trail, The
Forensic scientists revisit the infamous Sheppard murder case of the 1950s in search of the true killer.
Killer Subs in Pearl Harbor
Beneath the waves, discover an untold story of a day that lives in infamy.
Last Flight of Bomber 31
Forensic scientists set out to discover what happened to seven American airmen whose plane crashed in Kamchatka during World War II.
Life and Death in the War Zone
An American combat hospital mobilized in Iraq faces a daily drama of wartime treatment.
Lincoln's Secret Weapon
The Navy undertakes a risky project to salvage the USS Monitor, an innovative armored combat vessel from the Civil War.
Lost at Sea: The Search for Longitude
How the quest for a reliable method to find your way at sea was solved by an 18th-century English clockmaker.
Lost Roman Treasure
Experts rescue priceless mosaics from an ancient city about to vanish beneath a reservoir.
Lost King of the Maya
Using ancient hieroglyphs and new excavations, archeologists investigate the rise and fall of the majestic city of Copan.
Lost Tribes of Israel
An anthropologist looks for the lost city of Africa's Lemba tribe, and investigates their claim to an ancient Jewish heritage.
NOVA scienceNOW: Maya
NASA archeologists use satellites to pinpoint ancient ruins buried deep in the jungle.
Missing in MiG Alley
What happened to American pilots shot down over Korea half a century ago?
Most Dangerous Woman in America, The
Examine the complex case of Typhoid Mary, a cook who was quarantined for life against her will in the early 1900s.
Nazi Prison Escape
From 1940 to 1945, Allied prisoners of war engineered spectacular escapes from Colditz Castle, the Nazis' most impregnable prison.
Newton's Dark Secrets
Sir Isaac Newton, the eccentric genius who helped define modern science, was also an obsessive alchemist.
Mummy Who Would be King, The
Could a mummy exhibited for 140 years at an obscure museum in Niagara Falls be the remains of a long-lost Egyptian pharaoh?
NOVA scienceNOW: Papyrus
Scraps of writings from a garbage dump in ancient Egypt reveal what life was like 2,000 years ago.
Archeologists uncover the reality behind a great American myth.
Riddles of the Sphinx
A marvel of ancient engineering is vanishing. Can it be saved?
NOVA scienceNOW: Profile: Julie Schablitsky
Meet an archeologist who is helping to rewrite the history of the Old West.
Saving the National Treasures
Restorers take on the preservation of the original Declaration of Independence, Constitution, and Bill of Rights.
Secret of Photo 51
Meet Rosalind Franklin, the unsung heroine behind the discovery of DNA's double helix.
Secrets, Lies & Atomic Spies
NOVA looks back to the 1940s, when American spies passed their country's deepest scientific secrets to the Soviets.
Secrets of Easter Island
A team attempts to recreate the original islanders' success at moving and erecting giant moai statues.
Secrets of Lost Empires II: China Bridge
Two teams working from opposite sides of a turbulent river attempt to build a 12th-century Chinese bridge.
Secrets of Lost Empires II: Easter Island
How did the ancient Easter Islanders move and erect giant stone statues? Our team tests one theory.
Secrets of Lost Empires II: Medieval Siege
Two teams set out to build precise replicas of a fearsome medieval weapon—the trebuchet.
Secrets of Lost Empires II: Pharaoh's Obelisk
Experts take on the challenge of raising a 40-ton obelisk without using modern technology.
Secrets of Lost Empires II: Roman Bath
NOVA sets out to create a working Roman bath, complete with hot tubs and underfloor heating.
Secrets of the Parthenon
How did the ancient Athenians build this near-flawless icon of Greece's golden age?
Secrets of the Samurai Sword
Examine the thousand-year-old art and science behind the making of a Japanese warrior's key weapon.
Shackleton's Voyage of Endurance
Beginning in 1915, Sir Ernest Shackleton and 27 men survive a year and a half lost in the Antarctic.
Sinking the Supership
The tragic WWII story of the Yamato, the largest battleship ever built.
Submarines, Secrets and Spies
Explorer Robert Ballard, discoverer of the Titanic, investigates the wrecks of two Cold War-era nuclear submarines.
Sultan's Lost Treasure
Archeologists salvage more than 12,000 pieces of Chinese porcelain from an ancient shipwreck.
Spies That Fly
A new generation of pilotless planes fly, spy, and bomb in places too risky for human pilots.
Top-secret documents rewrite the history of the famous satellite and the early space race.
The Spy Factory
Examine the high-tech eavesdropping carried out by the National Security Agency and the pitfalls of surveillance in an age of terrorism.
The race to build the world's first supersonic passenger airliner leads to a massive Cold War espionage effort.
Titanic's Lost Sister
Underwater explorer Robert Ballard uses sonar technology to find the Britannic, a ship lost in the Aegean in World War I.
To The Moon
Relive the remarkable history of humankind's journeys to the moon.
Treasures of the Sunken City
Divers search the seafloor for one of the seven wonders of the ancient world: the Lighthouse of Alexandria.
The mysterious 1947 disappearance of an airplane high in the Andes en route from Argentina to Chile is finally resolved.
Viking Deception, The
Is the Vinland Map a priceless depiction of the New World made before Columbus's voyage or a 20th-century fake?
Recent discoveries paint a complex portrait of the Vikings and their boat journeys to places as far-flung as Istanbul.
Voyage of Doom
Nautical archeologists uncover the wrecked ship of 17th century French explorer Robert Cavelier de La Salle.
Who Killed the Red Baron?
Forensic experts investigate the most famous aviation mystery of World War I.
Wings of Madness
The flamboyant rise and tragic death of pioneering aviator Alberto Santos-Dumont.
Wright Brothers' Flying Machine
Relive the engineering challenges that two obscure bicycle makers overcame to become first in flight.