Officials are investigating two suspicious fires started in Falmouth early Monday morning.
Investigators believe a person using a torch to take piping in old City Hall started an overnight Quincy fire.
A young man and two teenagers have been charged with setting a fire that destroyed two homes and damaged eight others in Beverly late Sunday night.
A man was arrested for allegedly trying to burn down the Masonic Temple Lodge on Tremont Street in Boston.
Two Massachusetts men have been sentenced in some of a string of fires set south of Boston in 2012 and 2013.
Fire officials on the South Shore are furious over a plea deal being offered to two men charged in a series of arson fires.
Boston College says a student has confessed to setting three fires on campus.
A 27-year-old homeless man has been arrested in connection with four arson fires in Hyannis this April.
An arson investigation is underway in Somerville after a pair of cars caught fire overnight.
Police in Durham have charged a firefighter with setting five fires in one morning.