Politics

President Barack Obama will leave the country for a four-nation tour of Asia starting Wednesday despite a host of domestic concerns, including the massacre at Fort Hood, a sharply rising jobless rate, his health care legislation stalled in the Senate and his Afghanistan troop decision still pending.

Off the coast of Washington state, mysterious algae mixed with sea foam have killed more than 8,000 seabirds, puzzling scientists. A thousand miles off California, researchers have discovered the Great Pacific Garbage Patch, a swirling vortex roughly twice the size of Texas filled with tiny bits of plastic and other debris.