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Watch previews, scenes and cast interviews from some of your favorite NOVA programs. If you cannot find what you are looking for, please try our video player.

NOVA Programs

NOVA | Secret Tunnel Warfare

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Watch Wednesday, January 6 at 8pm & Sunday, January 10, 2016 at 11am on WMHT TV | Join archaeologists who reveal traces of WWI’s most devastating, ultra-secret tunneling operation.

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NOVA | Building the Great Cathedrals

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Watch Wednesday, December 23 at 9pm & December 27, 2015 at 11am on WMHT TV. | Learn how medieval builders raised Gothic cathedrals to such spectacular heights.

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NOVA | Roman Catacomb Mystery

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Watch Sunday, August 7, 2016 at 10am on WMHT-TV | Beneath the streets of Rome lies an ancient city of the dead known as the catacombs — a labyrinth of tunnels, hundreds of miles long — a cemetery for the citizens of ancient Rome.

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NOVA | Inside Einstein's Mind

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Watch Wednesday, November 25, 2015 at 9pm on WMHT TV | Retrace Einstein’s thought experiments to discover how he reshaped our understanding of gravity.

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NOVA | Animal Mummies

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Watch Wednesday, October 28 at 9pm, Encore Sunday, November 1, 2015 at 11am on WMHT TV | Inspect hi-tech images that reveal the strange role animal mummies played in ancient Egyptian beliefs.

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NOVA | Sinkholes: Buried Alive

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Watch Wednesday, October 21, 2015 at 9pm on WMHT TV | Investigate what it’s like to have your world vanish beneath your feet.

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NOVA | Secrets of Noah's Ark

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Watch Wednesday, October 7, 2015 at 9pm on WMHT TV | In 1948, a British pilot serving in Iraq acquired a clay tablet with an intriguing, 3,700 year-old inscription.

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NOVA | CyberWar

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Watch Wednesday, October 14, 2015 at 9pm on WMHT TV | NOVA pulls back the curtain on a top-secret world to examine a chilling new reality of global cyber warfare.

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NOVA | Arctic Ghost Ship

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Unravel the greatest mystery in Arctic exploration: the fate of the Franklin Expedition.

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NOVA | Dawn of Humanity

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Watch Wednesday, September 16, 2015 at 9pm | NOVA and National Geographic present exclusive access to a unique discovery of ancient remains.

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Phylogenetic trees can tell us where medical problems come from, and how to fight them.

PBS Nature News

Statement from Alejandro Morales on Releasing ‘Bruce’

“Bruce” (known in our study as the omega spider monkey) was indeed a weak individual; however he had been with the...

Full Episode

Deep in the Guatemalan jungle, there’s an organization whose staff works around the clock to try to save and care for injured, orphaned and endangered animals brought...

NOVA scienceNOW News

Five Reasons to Eat Insects

Save room for bugs! They're the future of green cuisine.