Search results for

Birds change the shape of their wings far more than planes. The complexities of bird flight have posed a major design challenge for scientists trying to translate the way birds fly into robots.

President Trump intervened to find a way to permit the girls entry after their applications for visas were twice rejected. For the budding scientists, the path to compete has been a long one.

The 2015 nuclear deal raised hopes that Iran might act in a more moderate fashion. But many of Iran's more provocative moves, including ballistic missile tests, aren't subject to the agreement.

President Obama says talks on Iran's nuclear program have shown progress and there's a "credible way forward." That's a strongest indication negotiations will be extended beyond Sunday's deadline.

Iran's economy is in terrible shape. Inflation is rampant, Iran's currency — the rial — has plunged in value and oil exports have fallen dramatically. There's wide agreement that sanctions have squeezed Iran financially and increased pressure on its leaders to negotiate over the country's nuclear program.

With the ban lifted on female drivers, Saudi women can sit legally in the driver's seat for the first time. But global concern is high over detention of activists who fought for the right to drive.

Scientists at Johns Hopkins have identified a brain region in monkeys that influences their desire to take big risks. When this area is inactivated, the monkeys tend to hedge their bets.

Macedonia is blocking the path of migrants trying to head north, deeper into Europe. Greece is taking them back from the border to Athens, even as hundreds more arrive at the frontier every day.

Greek police cleared hundreds of asylum-seekers away from a border crossing with Macedonia. With the Macedonia's border closed to all but three nationalities, other migrants are in limbo.

The election of a cleric with allegiance to Iran's supreme leader will pose unique challenges for the Biden administration — most notably, when it comes to the Iran nuclear deal.