PBS NewsHour

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U.S. Secretary of State John Kerry makes a special address at the World Economic Forum in the Swiss mountain resort of Davos Jan. 23, 2015. Photo by Ruben Sprich/ReutersDAVOS, Switzerland — Violent extremists who are killing children and others in...
Chairman of the Bulletin of the Atomic Scientists Leonard Reiser is shown here in 1998 adjusting the clock 14 minutes before midnight. Photo courtesy of Reuters. Scientists moved the hands on the Doomsday Clock two minutes closer to midnight on...
Director of the Cuban Foreign Ministry’s North American affairs office Josefina Vidal takes a question during a conference in Havana January 22, 2015. The United States and Cuba discussed opening embassies in each other’s countries in...
Saudi Arabia’s King Abdullah rides in a carriage as he leaves Horse Guards, London, after a ceremonial welcome on Oct. 30, 2007. State media reported late Thursday that the Saudi King had died at the age of 90.WASHINGTON — President Barack...
Watch Video | Listen to the AudioRELATED LINKSIs there too much testing in the public schools? Why a GOP-controlled Congress may abandon No Child Left Behind law Is the new GED test an educational improvement or setback? GWEN IFILL: As Congress...
Watch Video | Listen to the AudioRELATED LINKSThis West Virginia candidate has never voted in an election (she’s too young) State Department faces criticism in uphill social media war against Islamic State group How do nonprofits turn social media...