From blowing out birthday candles to suffocating from smoke inhalation, this VR accessory takes you just a step below the real thing.

The tight-fitting rubber masks, with glass eyepieces, have activated charcoal filters in metal canisters that hang from the front.

Breath-powered Bluetooth for gas masks Researchers from Chung-Ang University in Korea have developed a harvester that collects energy from breath in a gas mask, and have used it to power a harmful gas ...

Many police departments are using crowd-control tactics like barriers, curfews and surveillance and riot-control weapons such as tear gas, rubber bullets and flash bangs.