The International Mathematical Union has announced the four winners of its prestigious Fields Medal. The group includes Maryam Mirakahni, the first woman to win the prize in its long history.
The Ebola outbreak has taken a particularly high toll on health workers, with more than 100 cases of health workers infected with the disease. West Africans are now requesting access to experimental drugs that have been used on Western health workers.
Robert Siegel speaks with local political leader Patricia Bynes of Ferguson, Mo., about the clashes between residents and police taking place there since the weekend. Unrest erupted after an unarmed black teenager was shot and killed by police recently in the St. Louis suburb.
The community of Ferguson, Mo., remains on edge after a police shooting left an unarmed black teenager dead over the weekend. Clashes have erupted between protesters and police, and an officer was involved in another shooting overnight.
Congressional reporter Jonathan Weisman gives his take on the 113th Congress, including how House Speaker John Boehner has little sway, and business in the Senate has virtually ground to a halt.
News of the shooting follows another night of protests over the killing of Michael Brown, 18, who was shot to death by a Ferguson police officer on Saturday afternoon.
France says it will deliver weapons to Iraq's Kurds "in the coming hours," moving quickly after the European Union voted to allow such operations.
The debate about whether it's OK to engineer and study microbes that could prompt a human pandemic has reignited. Each side now has a website and its own list of Nobelists and superstar supporters.
Abandoned storefronts in strip malls are common here in one of the largest cities to file for bankruptcy. But one abandoned storefront plays host to a thriving punk indie music scene.
The troops, who have arrived in northern Iraq, are in addition to advisers already in the country. This "is not a combat boots on the ground kind of operation," Chuck Hagel said.