Yahoo buying Tumblr for $1.1 billion

Yahoo said it is buying blogging service Tumblr for $1.1 billion cash.

Winning $590.5 million Powerball lottery ticket sold in Florida

A single winning ticket for a record Powerball lottery jackpot was sold in Florida.

A massive storm front swept north through the central United States.

Prospects for passage of a major immigration bill has improved.

The Republican-controlled U.S. House voted to repeal Obamacare in a symbolic move.

The judge who will hear the murder case against accused James Holmes has agreed to hear arguments.

Accused Boston Marathon bomber Dzhokhar Tsarnaev left a handwritten message.

At least six people were killed when tornadoes ripped through a stretch of Texas.

With no sign of an end to three scandals, the White House launched a concerted effort at damage control.

Steven Miller resigned as the acting head of the Internal Revenue Service.

The White House released 100 pages of emails detailing discussion about deadly attacks in Benghazi.

Lawmakers pounded Attorney General Eric Holder with questions.