"Since I took office seven years ago, in the midst of crisis, I don't think I've ever been more optimistic about a year ahead than I am right now," he says. Obama notes that he's busy working on the speech…

By PBS NewsHour

An asteroid the size of three football fields is expected to zip by Earth at a close, but safe distance on Monday. Traveling at 27,000 mph, the celestial object 2000 EM26 will be approximately 2 million miles from the Earth’s…

By Joshua Barajas

Social Media Users Express Disappointment with NBC's Olympics Coverage…