Secretary Clough tours the different Smithsonian excavation sites and discovers some prehistoric fossils while there
Smithsonian Secretary Clough flies to Wyoming to learn about a period of intense global warming that occurred 55 million years ago
Living among the African wildlife, Smithsonian researchers are busy studying the symbiotic relationships between flora and fauna
Between water shortages, erosion, and human population growth, the ecosystem and the animals of Kenya face serious risks
Despite many travel delays, Smithsonian Secretary Clough arrives in Kenya ready to study the African wildlife at the Mpala Ranch
Once the dazzling capital of ancient Persia,Isfahan fell victim to neglect, but a new generation hopes to restore its lost luster
Once located in the midst of high-volume shipping lanes, a forgotten city with multiple European influences could be lost forever without an intervention
The rapidly expanding Sahara Desert threatens a medieval trading center that also carries importance for Sunni Muslims
A new hydroelectric dam threatens the ancient city, home to thousands of human-made caves
The basilica believed to mark the birthplace of Jesus Christ has survived invasions, rebellions and earthquakes
Dangling from a paraglider with a propeller on his back, photographer George Steinmetz gets a new perspective on Africa
Tourists are flocking to the city, but a former resident explains how the legacy of apartheid lingers
Christians in Ethiopia have long claimed to have the ark of the covenant. Our reporter investigated
Iraqi artists find freedom of expression at this Syrian café
In this Q & A, Josh Hammer, author of "Peace at Last?," discusses the change from war reporting to travel reporting
Eliza Griswold discusses the U.S. approach on Jolo and applying these lessons to Iraq and Afghanistan
Ben Block spoke with Josh about Iraq and reporting in dangerous regions of the world
Van Agtmael spoke with Ben Block by phone from the American base Fort Apache in Adhamiyah, outside Baghdad
The regime may inflame Washington, but young Iranians say they admire, of all places, America
Welcome to Lahore, where an explosion of art and media is offering a vibrant alternative to the strictures of religious conservatives
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