NOVA

In Killer Floods NOVA discovers gigantic scars in the landscape that testify to North America’s greatest ever megaflood, which tore across the western states with 60 times the flow of today’s Amazon.

Killer Hurricanes pursues the riddle of an 18th century Caribbean superstorm that killed 20,000, the highest known death toll of any single weather event.

NOVA's expert team looks for the signature of a volcanic eruption big enough to have blasted a huge cloud of ash and sulfuric acid into the atmosphere. Killer Volcanoes spotlights the search for the mystery volcano that plunged the globe into a deep freeze and inflicted famine on medieval Europe.

Discover the ingenious engineering of Beijing's Forbidden City, the power center of imperial China for nearly 500 years. Discover how the design of this vast complex of palaces and temples enabled it to survive centuries of earthquake shocks.

Who built Stonehenge and why? Discover how the last decade of groundbreaking archaeological digs has revealed major new clues to Britain's enigmatic 5,000- year-old site and the people who constructed it.

Discover what it was like to be a knight in shining armor and follow the historic manufacturing process. Join master armorers as they re-engineer the Greenwich armor - considered some of the greatest armor ever made - and then put it to the test.

For over a decade, the Cassini space probe has been sending us dazzling images of Saturn’s breathtaking rings and mysterious moons. Now NOVA takes you on a suspenseful ride during Cassini’s final hours as it dives into Saturn’s atmosphere.

Join scientists and citizens alike as they observe the first total solar eclipse to traverse the US mainland in over a generation. Discover the storied history of eclipse science and follow current, cutting edge research into the solar corona.

In this special report, NOVA investigates the water disaster in Flint and unravels a disturbing truth about the vulnerabilities of water systems across the country.

For over 1000 years, chariots thundered across China’s battlefields–dominating warfare longer than anywhere else on earth. Now, a series of amazing archaeological findings enable a team of experts to reconstruct and test China’s first super-weapon.

An international team of engineers races to construct a gargantuan dome to contain the lingering radioactive materials and crumbling remains of the Chernobyl nuclear reactor, decades after being the site of the world’s worst nuclear disaster.

In the heart of Lithuania, a Holocaust secret lies buried. A team of archaeologists probes the ruins of a Nazi death camp to find the truth behind tales of a tunnel dug by desperate Jewish prisoners and their daring escape.