By CBSBoston.com Staff

STOW (CBS) – A mysterious boom was reported in several Massachusetts towns, and police have not yet been able to determine where the sound came from.

Residents in Stow, Sudbury, and several other towns heard the loud boom Wednesday night.

Stow Police said they investigated the reports and checked “all sectors of town,” but did not find anything out of the ordinary.

According to Stow Police, departments in surrounding towns received similar complaints about the boom.

CBSBoston.com Staff