Part 2 of 2

Nursing homes seek alternatives to potent sedatives

A growing number of nursing homes are treating the agitation and disruptive behavior that often accompany dementia without resorting to antipsychotics.

Searchable database

Antipsychotic drug use by US nursing homes

The Globe has compiled a database of every US nursing home, showing their use of antipsychotic drugs, registered-nurse staffing, and percentages of residents with behavioral problems.

Hologic agrees to buy Gen-Probe for $3.7b

The purchase is part of Bedford-based Hologic’s plan to create a diagnostics franchise focused on women’s health.

Principals’ efforts found key to fixing ailing schools

A motivated principal is a major factor in helping underperforming Mass. schools, but there is no sign that replacing half the teaching staff makes a difference, according to a report.

State GOP’s caucus picks leave Romney slate slighted

When Mass. Republicans went to their caucuses on Saturday, less than half of the 27 delegates Mitt Romney chose to support him at the GOP nominating convention won.

 In 2009, when the Iridium and Cosmos satellites collided, more than 2,000 pieces of metal were scattered above earth. Some of that fell from the sky, but much of it is still orbiting.

RAYTHEON CO.

Raytheon system aims to track space trash

Waltham’s Raytheon Co. is competing for a contract with the Air Force to create a so-called Space Fence to monitor and catalog the garbage that is in the earth’s lower orbit.

 Rajon Rondo received his first technical foul from Marc Davis for vehemently arguing a foul call on teammate Brandon Bass. Rondo continued to voice his displeasure before bumping Davis and getting hit with a second technical, leading to his ejection.

Celtics Notebook

Rajon Rondo hoping to avoid suspension

Asked about a possible ban after his altercation with referee Marc Davis, Rondo said: “We’ll see, it’s out of my control.”

Bob Ryan

Josh Smith has starring role with Atlanta

In the Hawks’ Game 1 win over the Celtics, Smith showed a national TV audience that the talk about him being one of the NBA’s best may not just be idle propaganda.

JAMES CARROLL

A counterculture of Catholic monks

Cloistered and detached as it seems now, the monastic life was, in St. Benedict’s day, a model for forward progress.

G Cover

Medical care shifting to electronic data files

Electronic health records are being used in more hospitals and doctors’ offices, so how are they doing? Do the e-records protect and promote patient safety?

Metro

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Type 2 diabetes tougher to treat in children

Type 2 diabetes is more difficult to treat for those under age 20 than it is for adults, a nationwide study indicates, and cases involving young people continue to rise.

Business

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Blood tests could diagnose depression

Two studies have reported evidence that a constellation of telltale markers in blood may one day help diagnose depression, but further testing is necessary, scientists warn.

Nation & World

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At ground zero, tower set to top NYC’s skyline

The first column of the 100th floor of 1 World Trade Center will bring the tower to a height of 1,271 feet, making it 21 feet higher than the Empire State Building.

Health and wellness

Daily Dose

Which treatments work best for bedwetting?

Bedwetting — which becomes a medical condition called nocturnal enuresis after kids reach the age of 5 — is far more common than you might think.