The pattern of horns trumphets and booms that began around 2011 continues.. and the loud noises being heard in Pennsylvania are only intensifying along with conspiracy theories of their source ..
A joint-investigation into the mysterious booms rattling the communities of Bucks and Lehigh Counties reveals the cause to be explosions, according to police.
Authorities said Tuesday that more than 20 explosions during the early-morning hours are the reason for the booms happening in the area since April 2.
But there is no further word on where the explosions are coming from..
Developing ..