Photographer Carolyn Russo says these beacons of the landscape serve as "cultural greeters." Her dramatic photographs are on display at the Air and Space museum in Washington, D.C.
Pindar Van Arman is a painter — and a software designer. His latest project? A portrait-painting robot. Its paintings "dance on the edge" between creations by humans and machines, he says.
Strung together into a short video, images of the construction of the Library of Congress in the late 19th century illustrate a nation's commitment to knowledge.
NPR's Kelly McEvers talks to photojournalist Yunghi Kim who has taken copyright fees from her photographs and created small grants for other photographers.
Greg Constantine has spent 10 years documenting the world's stateless people. They live without passports, without ID cards, without dignity — but not without hope.
Abbas became interested in religion while covering the Iranian Revolution. "I could see that the waves of passion [that were] raised by the Revolution were not going to stop at the borders," he says.