AP - Resurgent Rick Santorum said his sweep of three GOP contests earned his shoestring campaign $250,000 overnight, cash he needs to take his upstart bid for the Republican presidential nomination to Mitt Romney's turf.

AP - Mitt Romney just can't shake his difficulty attracting conservatives. And that reality is undercutting his effort to cast himself as the inevitable Republican presidential nominee and prolonging a race that each day exposes deep divisions within the party.

AP - After more than two decades of drilling in Antarctica, Russian scientists have reached a gigantic freshwater lake hidden under miles of ice for some 20 million years — a pristine body of water that may hold life from the distant past and clues to the search for life on other planets.

AP - A Missouri teenager who had described the slaying of a young neighbor girl as an "ahmazing" thrill made an emotional apology Wednesday to the girl's family and was sentenced to a potential lifetime in prison.

AP - A 911 call recording reveals a social worker's attempts over a more than six-minute call to get a dispatcher to send authorities quickly to the home of Josh Powell after he locked himself and his two sons in the home he then set ablaze.

AP - Officials at an elementary school rocked by teacher sex abuse claims are investigating yet another allegation of misconduct, this one involving a teacher's aide accused of sending love letters to an 11-year-old boy.

AP - Move over, coffee and Red Bull. A Harvard professor thinks the next big thing will be people inhaling their caffeine from a lipstick-sized tube. Critics say the novel product is not without its risks.

AP - Japan and the United States agreed Wednesday to proceed with plans to transfer thousands of U.S. troops out of the southern Japanese island of Okinawa, leaving behind the stalled discussion about closing a major U.S. Marine base there.

AP - The Lorax, perhaps the most famous anti-industrial crusader from children's literature, is getting support from companies that are willing to go green.

AP - Lazaro Perez jabs rhythmically at his rival in a steamy Havana gym, dancing, feinting and punctuating each blow with a grunt.

Reuters - More evidence emerged of the crippling impact of new sanctions on Iran, with international traders saying Tehran is having trouble buying rice, cooking oil and other staples to feed its 74 million people weeks before an election.

Reuters - Stocks fluctuated around break-even on Wednesday as investors waited for Greece to accept tough reforms in exchange for a new bailout, but underlying confidence kept the Dow near its almost four-year high notched on Tuesday.