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Wednesday, October 1, 2014 at 6:45 PM

Glaciers, volcanoes, hot springs—and Vikings—produced a rich tapestry of natural and human history in Iceland. Geologist Jim Zimbelman provides a personal guide to the island nation, as well as some great tips for visitors to this cool country that’s become a hot travel destination.

Saturday, October 4, 2014 at 7:00 AM

A new partnership between the Smithsonian and Oak Ridge National Laboratory offers a rare chance to go behind the scenes at this center for cutting-edge energy science. This one-of-a-kind study tour brings you into the heart of Oak Ridge’s past and present, guided by the staff and the scientists who lead and conduct its research.         

Tuesday, October 7, 2014 at 6:45 PM

Russell Gammon, a professional guide and third-generation Zimbabwean, leads you to two of Africa’s most iconic safari destinations—the Okavango river delta in Botswana and the Serengeti plains—to explore the continent’s stunning natural beauty and the wildlife of the wilderness.

Tuesday, October 7, 2014 at 6:45 PM

What if some of the fantastic creatures and places that are the stuff of legends actually might have existed? Science writer Sarah Zielinski looks at evidence from the natural world that could have inspired ten strange and familiar stories.

Wednesday, October 8, 2014 at 6:45 PM

Forty years ago, Vint Cerf was one of the visionaries who developed the communications protocols that allow computers everywhere to share data. Now, 25 years after the Internet changed our lives, he reflects on the birth of the cyber-communications revolution.

Saturday, October 11, 2014 at 8:00 AM

The remote Presquile National Wildlife Refuge, part of Eastern Virginia Rivers National Wildlife Refuge Complex, shares its island secrets during a day of boating, hiking, and outdoor learning.

Thursday, October 16, 2014 at 6:45 PM

Master birder Victor Emanuel explains why birds have fascinated us since ancient times, as well as how the observation of these winged creatures can deeply affect our lives in unexpected ways.

Sunday, October 19, 2014 at 7:30 AM

Grab your hiking boots and camera and take in the autumn beauty—and the local history—during an excursion led by historian Garrett Peck.

Friday, October 24, 2014 at 9:00 AM

Explore the horse as a living history, symbol, and spectacular athlete in a day that begins in the Virginia foothills of the Blue Ridge and ends in an evening at one of the nation’s leading equestrian events.

Saturday, November 15, 2014 at 9:30 AM

Neurologist Barry Gordon, founder of the Memory Clinic at Johns Hopkins, looks at how memory works and how to sharpen it at any age.

Tuesday, November 18, 2014 at 6:45 PM

The 500-pound feathered dinosaur dubbed the “Chicken from Hell” was an extraordinary creature. Join one of its discoverers, paleontologist Hans Sues, as he discusses the rich trove of late-Cretaceous-era dinosaurs found in the rocks of the Hell Creek Formation.

Tuesday, November 18, 2014 at 6:45 PM

NPR’s Joe Palca returns to the Smithsonian to sit down with stellar scientists for some engaging and entertaining conversations about the exciting work they do and how it connects to our lives. Tonight's program features Eva Emerson and the public's understanding of science. Part of a 5-Session Lecture Series.

Thursday, November 20, 2014 at 6:45 PM

Forensic behavior expert Mary Ellen O’Toole provides some insights into the minds and behaviors of psychopaths responsible for shocking crimes—on the streets and in the corporate world.

Thursday, December 4, 2014 at 6:45 PM

When the skeleton of a 9,000-year-old man was discovered in Washington state in 1996, physical anthropologist Douglas Owsley of the Natural History Museum was among the scientists who studied the bones. The discoveries made during that investigation shed dramatic new light on the ancestral origins of some of the early residents of the Pacific Northwest.

Saturday, December 6, 2014 at 8:00 AM

Splendid architecture and decorative arts, glorious gardens, and spectacular holiday decorations indoors and out are just some of the reasons that an outing two of the Brandywine Valley’s favorite destinations offers an ideal way to spend a Saturday. Add the Costumes of Downton Abbey exhibit at Winterthur and the itinerary becomes irresistible.

Saturday, December 13, 2014 at 8:00 AM

Splendid architecture and decorative arts, glorious gardens, and spectacular holiday decorations indoors and out are just some of the reasons that an outing two of the Brandywine Valley’s favorite destinations offers an ideal way to spend a Saturday. Add the Costumes of Downton Abbey exhibit at Winterthur and the itinerary becomes irresistible.

Tuesday, December 16, 2014 at 6:45 PM

NPR’s Joe Palca returns to the Smithsonian to sit down with stellar scientists for some engaging and entertaining conversations about the exciting work they do and how it connects to our lives. Tonight's program features John Mather and the origins of the universe. Part of a 5-Session Lecture Series.

Tuesday, January 20, 2015 at 6:45 PM

NPR’s Joe Palca returns to the Smithsonian to sit down with stellar scientists for some engaging and entertaining conversations about the exciting work they do and how it connects to our lives. Tonight's program features Carol Greider and molecular biology. Part of a 5-Session Lecture Series.

Tuesday, February 17, 2015 at 6:45 PM

NPR’s Joe Palca returns to the Smithsonian to sit down with stellar scientists for some engaging and entertaining conversations about the exciting work they do and how it connects to our lives. Tonight's program features Anthony Fauci and global health. Part of a 5-Session Lecture Series.

Tuesday, March 17, 2015 at 6:45 PM

NPR’s Joe Palca returns to the Smithsonian to sit down with stellar scientists for some engaging and entertaining conversations about the exciting work they do and how it connects to our lives. Tonight's program features Seth Miller and marine biology. Part of a 5-Session Lecture Series.

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