NPR News

The Pacific coasts of Costa Rica, Panama and Nicaragua are no longer the focus of tsunami warnings, the Pacific Tsunami Warning Center announced just after 1 p.m ET.

As we've been reporting, there was a strong — 7.6 magnitude — earthquake in Costa Rica this morning. At first, there were concerns about possible tsunamis from Mexico south to Chile. As the day continued, however, authorities gradually reduced their warnings.

When it comes to candy, most people fit into two camps — either you savor your candy, or you devour it right away.

If you're a "savorist," you'll be happy to learn that certain spherical candies can take up to a half-hour to dissolve if you don't bite into them, at least according to some research recently submitted to the journal Physics Education.

Minimalist folk duo The Milk Carton Kids makes its first appearance on Mountain Stage, recorded live in Charleston, W.V. Singer-songwriters Joey Ryan and Kenneth Pattengale were pursuing their own solo careers when a serendipitous meeting led to full-time collaboration and a lovely new album titled Prologue.

Looking to stem the recent wave of "green on blue" attacks in which men wearing police or military uniforms have killed more than 30 U.S. or other international forces, Afghan officials said today that they have "arrested or discharged hundreds of their country's soldiers," NPR's Soraya Sarhaddi Nelson reports from Kabul.

President Barack Obama will not be in a stadium full of supporters on Thursday when he delivers his acceptance speech.

The Democratic National Convention said that because of the threat of thunderstorms, it was moving the events of Thursday from Bank of America Stadium to the Time Warner Cable Arena, the host of the first two days of events.