California blue whales are rebounding to historic levels, after whaling hammered the population, according to a new study out of the University of Washington. NPR's Arun Rath talks with Trevor Branch, co-author of the study.
Secretary of State John Kerry held a press conference Tuesday with the Saudi foreign minister. Prince Saud al-Faisal said his country cannot ignore Iran and Hezbollah's support of Assad's regime. NPR foreign correspondent Deb Amos explains Saudi Arabia's role in Syria.
As the Affordable Care Act rolls out and technology changes certain procedures, the role of doctors continues to shift. As part of TOTN's "Looking Ahead" series, Dr. Sherwin Nuland and Dr. Atul Gawande discuss the future of the practice and profession of medicine.