Two Massachusetts men were arrested for an explosion that was “believed to have been a large, commercial firework” lit inside a Harvard University building early Saturday morning.

Two Massachusetts men visiting Boston area colleges on Halloween night when numerous parties were underway have been arrested and charged with causing an explosion over the weekend at Harvard Medical ...

“Anxiety levels naturally rise when the public learns that an explosion was intentionally caused. I would say those levels may rise even higher in the Boston area,” Foley said, referencing the city’s ...