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NOVA scienceNOW: Asteroid

NOVA scienceNOW: Asteroid
Will a doomsday rock the size of the Rose Bowl hit Earth in 2036?

Avalanche!

Avalanche!
Scientists take you inside a snow slide to unlock its deadly secrets.

Arctic Passage

Arctic Passage
Relive two legendary expeditions—one tragic, one triumphant—to pioneer a route through the Northwest Passage.

Building on Ground Zero

Building on Ground Zero
Can lessons learned from the Twin Towers' collapse make new buildings safer?

Crash of Flight 111

Crash of Flight 111
One of the most exhaustive investigations in aviation history reveals telling clues to the cause of a disaster off Nova Scotia.

Deadliest Plane Crash, The

Deadliest Plane Crash, The
NOVA investigates the worst aviation accident of all time.

Deadly Shadow of Vesuvius

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.

Descent Into the Ice

Descent Into the Ice
A team of "glacionauts" ventures into a labyrinth of unexplored and hazardous glacier caves on France's Mt. Blanc.

Fire Wars

Fire Wars
Wildland firefighters battle one of the most destructive fire seasons in U.S. history.

Flood!

Flood!
The Great Flood of 1993 leaves a wake of destruction across the Midwest. Can rivers ever be contained?

Hunt for the Supertwister

Hunt for the Supertwister
Tornado-chasing scientists with an eye to better forecasting risk their lives to plumb the secrets of nature's most terrifying killer.

NOVA scienceNOW: Hurricanes

NOVA scienceNOW: Hurricanes
Predicting a hurricane's intensity is notoriously difficult, but new tools may make it easier.

NOVA scienceNOW: Mass Extinction

NOVA scienceNOW: Mass Extinction
What caused the mother of all extinctions 250 million years ago?

Mystery of the Megaflood

Mystery of the Megaflood
What unleashed a catastrophic flood that scarred thousands of square miles in the American Northwest?

Mystery of the Megavolcano

Mystery of the Megavolcano
Researchers from Indonesia to Greenland unearth clues to the greatest volcanic eruption of the last 100,000 years.

Sinking the Supership

Sinking the Supership
The tragic WWII story of the Yamato, the largest battleship ever built.

Storm That Drowned a City

Storm That Drowned a City
Experts and eyewitnesses reconstruct the devastating floods that Hurricane Katrina unleashed on New Orleans.

Supersonic Dream

Supersonic Dream
Engineers, pilots, and others who knew Concorde tell its remarkable story.

The Spy Factory

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.

Tracking El Niño

Tracking El Niño
Scientists struggle to understand the El Niño phenomenon, second only to the seasons in its effect on global weather.

Volcano's Deadly Warning

Volcano's Deadly Warning
A man obsessed with understanding volcanoes comes up with a radical new way to predict eruptions.

Volcano Under the City

Volcano Under the City
A restless mountain threatens a bustling metropolis perched on its flanks.

Wave That Shook the World

Wave That Shook the World
Experts reconstruct the 2004 Indian Ocean tsunami in an effort to prepare for the next big one.

 

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