CRISPR gene-editing technology opens the door to correcting, even designing, DNA. But should we walk through it?

Ailo, a newborn reindeer, embarks on an incredible odyssey with the help of his mother.

Migratory beekeepers and their truckloads of honey bees travel the U.S. pollinating the flowers that become the fruits, nuts, and vegetables we eat.

An examination of how sound design transforms the cinematic experience, and an exploration of the cutting edge of sound technology.

A look at the lives of working cowboys on America's largest cattle ranches—including their connection to a storied past and the challenges they face in the future.

An exploration of the surprising world of taxidermists: passionate artists who push creative boundaries while revealing the importance of preserving nature.

The magical world of fungi and their power to heal, sustain and contribute to the regeneration of life on Earth.

Balloon pilot Amelia Wren and meteorologist James Glaisher find themselves in a fight for survival while pursuing scientific discoveries in a gas balloon in the 1860s.

Filmmakers travel to six continents and 20 countries to document the impact humans have made on the planet.

A documentary exploring the life of neurologist and best-selling author Oliver Sacks—an old-fashioned polymath and natural historian who redefined our understanding of brain and mind.

A band of young scientists discovers a radical new theory of the natural world, one that could help confront some of the biggest environmental challenges of our time.

A couple are followed through their successes and failures as they work to develop a sustainable farm on 200 acres outside of Los Angeles.

Two Russian botanists in a besieged city must protect the invaluable edible specimens of a seed bank from their starving fellow citizens, enemy forces, rats, and each other.

A look at the world of automated vehicles and the future of driving.

A boy in Malawi helps save his village from famine by building a wind turbine after reading about them in a library book.

A mourning Hasidic widower enlists a reluctant biology professor in his obsessive quest to understand what exactly will happen to his young wife's body as it returns to dust.

A successful "house tuner" in New York City, who calibrates the sound in people's homes in order to adjust their moods, meets a client with a problem he can't solve.

This documentary follows modern physicists to find out whether Einstein's theory of relativity—as it passes its 100th birthday—stands the test of time.

Director Douglas Tirola details the rise of craft beer’s popularity and follows two enthusiasts chasing their American brewing dreams.

A primary school class in the Swiss mountains embarks on an adventure to discover the mysteries of the universe, guided by the astrophysicist Stéphanie Juneau.

The riveting story of NASA’s mission to land a man on the moon, focusing on Neil Armstrong and the cost—on Armstrong, his family, his colleagues, the nation—of one of the most dangerous missions in history.

A look at NASA's role in the US and for the planet, celebrating past accomplishments, investigating current initiatives, and surveying future plans.

Filmmakers follow nine high school students from around the globe as they compete at the International Science and Engineering Fair. Facing off against 1,700 of the smartest, quirkiest teens from 78 countries, only one will be named Best in Fair.

Passionate teenage innovators from around the world create cutting-edge solutions to environmental threats.