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Results 71 - 80 of 116

A Sequoia Circle of LIfe

The park rangers at Sequoia National Park let wildfires burn free, as they are necessary for new trees to take root (3:38)

What Will Happen to Puerto Maldonado

A local fisherman talks about the uncertain future facing locals (03:40)

J. Henry Fair on Devastating Beauty

The photographer talks about what he aims for in his shots of industrial scars on the American landscape (2:15)

Learning From Meteorites

At the lab in the Smithsonian’s Natural History Museum, scientists research the out-of-this-world rocks to unlock the mysteries of the universe (2:00)

Final Farewell to the Space Shuttle

Curator Valerie Neal at the National Air and Space Museum highlights the spacecraft’s history and legacy in manned space flight (3:13)

Saving the Coral Reef One Stitch at a Time

Margaret Wertheim talks about how math and climate change inspired her to start the Hyperbolic Crochet Coral Reef project (3:25)

Milky Way Moves

Researchers led by Andrea Ghez, an astrophysicist at UCLA, used telescope images taken from 1995 though 2006 to create this animation (00:11)

Climate Change and the Colorado River

Serving 30 million people in seven states and Mexico, the drying Colorado River can still be saved by sustainable measures and collaboration (3:08)

Discovering Secrets on the Seashore

Mineralogist Bob Hazen talks about what he loves about walking along the coast of the Chesapeake Bay, hunting for fossils and shark teeth hidden in the sand (2:47)

Patricia Bloom on Living Longer and Living Better

The associate professor, geriatrics department of Mt. Sinai, says we may not routinely live to 120, but hopefully we can extend wellness and shorten decline and disability (04:04)


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