BOSTON — Two Boston firefighters are dead, killed in a fast moving fire in a Back Bay apartment building that paralyzed parts of the neighborhood and sent smoke billowing through city streets Wednesday.

Five years ago, Gov. Deval Patrick set an ambitious wind power goal. But many projects have run into financing issues and technical tribulations.

PLYMOUTH, Mass. — The defendants admitted to trespassing at the Plymouth facility, but used the seldom argued necessity defense, declaring they were innocent because they were trying to prevent an imminent public danger.

BOSTON — Gov. Deval Patrick is taking up the cause of activists who want the Pilgrim reactor in Plymouth shut down.

CAMBRIDGE, Mass. — President Obama ordered a comprehensive review to explore a new world where governments and companies have the ability to amass, analyze and use vast amounts of personal information.

BOSTON — A former Watertown town councilor and his ex-wife have been sentenced in federal court for running a large-scale marijuana operation.

REVERE, Mass. — The Mohegan Sun casino plan will now compete with Wynn Resorts’ Everett proposal for the sole eastern Massachusetts casino license.

CAMBRIDGE, Mass. — The Plasma Science and Fusion Center was shut down for more than a year due to federal budget cuts. But scientists are once again at work, creating and controlling the energy of the stars, and possibly the power source for our planet’s future.

NATICK, Mass. — Natick researchers are using cutting-edge pizza technology to create state-of-the-art slices that can sustain troops on the front lines.

BOSTON — Change is coming to New England’s largest newspaper.