SCIENCE

Hotel Armadillo

Nature

Hotel Armadillo

Deep in the Brazilian wetlands, the giant armadillo digs a new burrow every other night. Once this termite-eater moves on, it leaves behind one of the hottest plots of real estate in the tropical Pantanal for 80 species of animals.

Viral vs. Virus

The Crowd & the Cloud

Viral vs. Virus

Sensors on asthma inhalers generate real-time maps of environmental dangers to help patients in Louisville, Ky. Street knowledge was crucial in a historic medical breakthrough: John Snow's mapping of cholera in 1800s London. In West Oakland, Calif., citizens confront air pollution and rising asthma rates by collecting traffic data.

Seed: The Untold Story

Independent Lens

Seed: The Untold Story

Few things on Earth are as miraculous and vital as seeds, which have been worshiped and treasured since the dawn of humankind. Follow the passionate seed-keepers protecting our 12,000 year-old food legacy.

Viva Puerto Rico

Nature

Viva Puerto Rico

Follow the work of three conservationists and the ways in which each is trying to restore populations of the island’s most endangered species: the Puerto Rican Amazon parrot, Leatherback turtle, and manatee.

Inside the World of Fire Ants!

It's Okay to be Smart

Inside the World of Fire Ants!

A song of ants and fires and ant-decapitating flies.

Citizens + Scientists

The Crowd & the Cloud

Citizens + Scientists

Citizen scientists and the Bucket Brigade track pollution at fracking sites in Wyoming and other states. On East Coast trout streams, fishermen and volunteers monitor water quality with TroutUnlimited. Philadelphia residents join with scientists to test their drinking water for lead.

Even Big Data Starts Small

The Crowd & the Cloud

Even Big Data Starts Small

This series, hosted by former NASA Chief Scientist Waleed Abdalati, takes viewers on a global tour of the projects and people on the front lines of citizen science and crowdsourcing. Volunteers across the U.S. measure precipitation, yielding data used for life-saving alerts in flash floods. EyesOnALZ enlists the crowd to speed up research on Alzheimer’s disease. DIY enthusiasts map and document the BP oil spill with kites, balloons and cameras.

Owl Power

Nature

Owl Power

For centuries, owls have captured our imaginations. With their haunting calls and charismatic faces, these birds remain popular but mysterious because it’s rare to catch more than a glimpse of one in the wild. Unlike their cousins, the hawks, eagles and falcons, owls are the only bird of prey to hunt effectively at night and they have evolved a range of special abilities that allow them to do so.

Nero’s Sunken City

Secrets of the Dead

Nero’s Sunken City

Explore the underwater secrets of a decadent seaside city where Nero and Julius Caesar had villas.

Yosemite

Nature

Yosemite

As climate changes and temperatures rise, California's Yosemite Valley is a wilderness at risk.