Scott Van Voorhis

British Columbia authorities say key expert witness death and changed testimonies related to rock scaler Sam Fitzpatrick's fatal accident made conviction of contractor and two ex-managers unlikely.

A nuclear fusion startup led by scientists at MIT announces a major advance that the team believes could pave the way for the world’s first commercial fusion power reactor by the end of the decade.

Construction crews recently broke ground on four major projects in the Boston area, including a $2 billion revamp of Somerville’s Union Square.

Seven-year consultant employee in adjacent building was hit by collapsed equipment that fell during July 12 dismantling at Kelowna, B.C., site, with four contractor workers also dead; crane counterweight removal now is underway.