Nation Apr 15 What inspired Abe Lincoln to grow a beard? In our NewsHour shares moment of the day, a look at a less familiar Abraham Lincoln -- one without a beard. In honor of the anniversary of his death 150 years ago, hear how a letter from an 11-year-old girl…
Episode Apr 14 PBS NewsHour full episode April 14, 2015 Tonight on the program, we examine a bipartisan agreement that would allow Congress the ability to review an Iran nuclear deal. Also: marking one years since Boko Haram kidnapped hundreds of Nigerian schoolgirls, hydroelectricity from drinking water, David Brooks discusses…
World Apr 14 Iraqi-Americans witness violence in their homeland from afar A U.S. visit by Iraqi Prime Minister Haider al-Abadi comes as the battle against the Islamic State appears to be making headway. But many Iraqi-Americans are still wary of the chaos that has unfolded. Three Iraqis living in the U.S.
Science Apr 14 Mapping dark matter may help solve a cosmic mystery We can't see dark matter, but scientists have made the largest map yet of the invisible material that helps make up the universe. Researchers used a dark energy camera and a large telescope to create a color-coded chart of just…
Science Apr 14 How drinking water pipes can also deliver electric power Hydroelectricity -- using the flow of water to generate power -- has long been a small but key source of renewable energy. How can cities around the country better harness that potential? A startup in Portland, Oregon, has developed a…