PBS NewsHour

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Watch Video In a web exclusive interview, Emily Anthes, author of the book, "Frankenstein's Cat," talks to Ray Suarez about the ethical limits when using animals in biotech research and development. Watch their full interview on Monday's broadcast...
Chickens that lay eggs with life-saving drugs inside. Cyborg rats with microchips embedded in their brains. Beetles wired for wartime surveillance. These are just a few examples of the science fiction-type fantasies that are becoming reality in the...
The Library of Congress reappointed U.S. Poet Laureate Natasha Trethewey to a second term on Monday. Trethewey, 47, is concurrently the Poet Laureate of Mississippi and the author of four collections of poetry, including 2006's "Native Guard," for...
Farmers in Costa Rica are encouraged to set aside part of their land from production to help maintain biodiversity and prevent deforestation.Costa Rican FarmlandLow intensity farmland near San Vito, Costa Rica, where as much as a third of the land...
View Slide Show Photos of Costa Rica by Sam Eaton of Homelands Productions In Costa Rica, birds, bats and bees serve vital roles in controlling pests and pollinating crops. Now, researchers are measuring the contributions of these critters to...