The measure targets travel of militants abroad as well as recruiting and funding for extremist groups. It was adopted at a meeting chaired by President Obama.
Scientists are deeply divided on whether lab-made flu viruses are legitimate medical research or national security threats. A new federal policy asks institutions to evaluate those risks early on.
President Obama has been reluctant to call it a war, yet the administration and the Pentagon boast of a 40-nation coalition and warn of a military operation that could last for years.
Alternating rest periods with bouts of really intense exercise may make you fitter, but it's not a breeze. Researchers say music can make intervals less wretched and also make you work harder.
Heads of state from well over 100 countries came to New York City this week to find ways to slow climate change. The summit is a dry run for a meeting next year to draft a treaty on global warming.
President Obama told the United Nations General Assembly on Wednesday that the world stands at a crossroads between war and peace. NPR's Scott Horsley speaks with Audie Cornish from New York City.
Companies like Anheuser-Busch pay hundreds of millions to be identified with the NFL's aura. The last thing they want is to be associated with scandal, but it might be financially tough to walk away.
The president, in an address to the General Assembly, says nations are at a crossroads and that the international system must meet challenges ranging from terrorism to disease.
Some describe World Routes as speed dating for the aviation industry, as airports try to court airlines and convince them to offer international flights in and out of their destinations.