In extreme cases, sonic weapons can cause nausea, dizziness, and even permanent damage. In this case, officials used it to declare unlawful assembly.

Experts warn that exposure to the device can cause permanent hearing loss, ruptured eardrums, constant ringing in the ears ...

Alarmed by a spike in pepper spray use and threats of sound cannons at protests, human rights groups want a review of "less lethal" weapons for crowd control.

US President Donald Trump refers to a ‘sonic weapon’ he describes as a ‘discombobulator’, but what is he talking about?

On Jan. 31, thousands of people of all ages marched and biked to the ICE facility on South Macadam Avenue for a daytime ...

A military‑grade device capable of projecting a deafening, focused sound was deployed during a tense anti‑ICE protest in Minnesota Monday night. State patrol troopers faced off with protesters outside ...

Add Yahoo as a preferred source to see more of our stories on Google. A counterprotestor holds up an American flag as tear gas dispersed by federal agents behind him in Saint Paul, Minnesota, on ...

The most directly comparable GAAP measures and reconciliations for non-GAAP measures are available in the earnings release and other documents posted to the company's website under Investor Relations.

This article contains descriptions of police brutality and state violence. The consequences of new draconian NSW protest laws ...

The wave of violence by Immigration and Customs Enforcement and Customs and Border Protection has brought law enforcement’s use of force coming under renewed scrutiny — though even so-called “less ...