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As gasoline prices rise, some Republicans are making a provocative claim about President Obama. They say higher energy prices are actually part of the administration's agenda and they point to some comments made by the president before he took office.

Presidential candidate Mitt Romney was the latest Republican to make the charge about President Obama, and he did so on Fox News Sunday this past weekend, saying, "There's no question that when he ran for office he said he wanted to see gasoline prices go up."

At 6 p.m. ET., a "Million Hoodie March" is set to begin winding through the streets of New York City, from Union Square to the United Nations.

One of the organizers, Daniel Maree, told News One that the march was intended to protest "the absurdity of Trayvon [Martin's] murder."

There's a small spacecraft called Messenger that's been orbiting the planet Mercury for a year. Today, at the Lunar and Planetary Science Conference in Houston, astronomers revealed what they've learned about the innermost planet in our solar system, and some of the new knowledge is puzzling.

Maria Zuber, a planetary scientist at the Massachusetts Institute of Technology, studied a large crater 900 miles across called Caloris.

For the first time, the U.S. Supreme Court has ruled that defendants have a constitutional right to effective assistance of counsel in plea bargains. In a 5-4 decision Wednesday, the court went further, declaring that when a lawyer acts unethically or gives clearly wrong advice, the defendant may be entitled to a second chance at accepting a plea offer.

My sister is no science writer, and I'm no baker, but recently our worlds melded in a surprising way.

Here's what happened: Last October, I attended a workshop on artisanal bread and cheese-making at Salt Water Farms in Lincolnville, Maine. Farm manager Ladleah Dunn introduced us to the concept of making sourdough bread with levain, or starter, instead of packaged yeast.

Dutch lawmakers are calling for a parliamentary hearing, today, after new allegations of abuse by the Catholic Church surfaced over the weekend. This time, an investigation by the newspaper NRC Handelsblad found that Catholic-run institutions had surgically castrated young boys.