Watch previews, scenes and cast interviews from some of your favorite PBS Science, Nature and Technology programs. If you cannot find what you are looking for, please try our video player. Click on any of the following programs to watch their respective previews.

Nature
NOVA

Science Nature & Tech Programs

NOVA | Cold Case: JFK
NOVA | Cold Case: JFK

Watch Wednesday, March 26, 2014 at 9pm | Fifty years after the assassination of John F. Kennedy, NOVA asks: could modern science and investigators do better?

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Nature | What Plants Talk About

Watch Wednesday, March 26, 2014 at 8pm | View a world where plants communicate, co-operate and, sometimes, wage all-out war.

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Nature | Ireland’s Wild River

Watch Wednesday, March 5, 2014 at 7:30pm | Join cameraman Colin Stafford-Johnson on a quest to film the natural history of the Shannon River.

NOVA | Ground Zero Supertower
NOVA | Ground Zero Supertower

Watch Wednesday, February 26, 2014 at 9pm | Return to Ground Zero to witness the final chapter in an epic story of engineering and innovation.

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NOVA | Great Cathedral Mystery

Watch Wednesday, February 12, 2014 at 9pm | Watch a team of bricklayers build an experimental “mini-Duomo” using period tools and techniques.

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Nature | The Animal House

Watch Wednesday, February 12, 2014 at 8pm | Go above ground and under to see “the homelife of wildlife.”

Can scientists unravel the mysterious phenomena that lurk between Earth and space?

NOVA scienceNOW News

Five Reasons to Eat Insects

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

Profile: Shaundra Daily

This software engineer and dancer found her groove teaching children about their emotional lives.

Nature follows one of the most fearless animals in the world: the honey badger.

PBS Nature News

Snow Monkeys: Field Guide: Life With Snow Monkeys

While following and filming a troop of snow monkeys, filmmaker Joe Pontecorvo was able to witness firsthand the distinct and charming personalities of these monkeys, as well as the ins and outs of ...

Snow Monkeys: Infographic: What’s on the Snow Monkey Menu

Japanese Macaques that inhabit Jigokudani or "Hell Valley" must stick to together and adapt to harsh weather to survive and thrive. When they’re not soaking in hot springs during chilly months, sno...