World News

Spain's northeast region voted overwhelmingly in favor of breaking away. But the result won't be recognized by Spain, which says the vote was illegal.

Bonaire is a scuba diver's paradise in the Caribbean. But the invasive lionfish is gobbling up smaller fish that protect the reef. The island is now teaching divers how to spear the lionfish.

The Islamist extremists have seized a string of towns in the northeast, displacing hundreds of thousands and creating a humanitarian crisis. Monday's attack on a boys school killed up to 50 students.

Can you run a clinical trial without a placebo group? That's one of the questions facing researchers in West Africa.

The U.S. and China are easing visa rules for each other's citizens. It's a reciprocal agreement that President Obama says will benefit everyone — from students, to tourists, to businesses.