Republican debate

Romney, Gingrich clash in Florida

Mitt Romney and Newt Gingrich traded barbs in the first Florida Republican debate.

AP

Mitt Romney repeatedly attacked Newt Gingrich, saying he was disgraced in an ethics scandal and peddled influence in Washington, charges that Gingrich testily dismissed.

Gingrich allies get crucial $5 million donation

Newt Gingrich received good news before tonight’s debate: the wife of casino mogul Sheldon Adelson is giving his allies $5 million, as he comes under renewed assaults from Mitt Romney.

http://c.o0bg.com/rf/image_90x90/Boston/2011-2020/2011/12/31/BostonGlobe.com/ReceivedContent/Images/Thomas 0112--150x150.jpg Tim Thomas skips White House visit, says government ‘out of control’

The Bruins goalie said he did not attend today’s team visit to the White House because he believes the government is threatening the rights, liberty, and property of citizens.

Celtics 87, Magic 56

http://c.o0bg.com/rf/image_90x90/Boston/2011-2020/2012/01/24/BostonGlobe.com/Sports/Images/davis_bosorl4_spts-001--90x90.jpg Celtics shut down the Magic

Avery Bradley did his best Rajon Rondo imitation, and the Celtics put forth their best defensive effort of the year to pick up their first big win, 87-56, over Orlando.

Governor Patrick

State of the Commonwealth

Patrick seeks broad community college changes

In tonight’s State of the Commonwealth address, Governor Deval Patrick proposed to create a centralized board for the state’s 15 community college campuses.

The Institute of Contemporary Art on the South Boston waterfront.

Institute of Contemporary Art

Institute of Contemporary Art raising $50 million

The Institute of Contemporary Art has raised $25 million toward a $50 million campaign, the bulk of which will dramatically boost its endowment and stabilize the museum’s future.

tuesday preview | PHOTOGRAPHY REVIEW

In ‘Hymn,’ seeking a beauty beyond beauty

Ron Rosenstock strives for a higher, purer reality in his black and white images that are on display at the Worcester Art Museum through March 18.

Politics

“I’m getting better. Every day my spirit is high,” said Gabrielle Giffords.

Rep. Giffords will resign, concentrate on recovery

US Representative Gabrielle Giffords will resign her seat to concentrate on her recovery from the shooting spree last year in her home state of Arizona.

Business

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Health and wellness

G Force

Professor Gary Marcus with members of the band Rush Hour, all 11 years old at the time (from left), Sarah, Riley, and Ryan. Marcus says he would encourage a child to study music. ‘‘And I would try to make it fun. And not be so results oriented.’’

Studying music and the brain

A few years ago, Gary Marcus, a psychology professor at New York University, decided to learn how to play the guitar while also studying how the brain learns music.