Louisiana plans to use nitrogen gas to execute death row inmate Jessie Hoffman next week. Here's what to know about the ...

Ruck marches, never short on pain and misery, become even worse when you combine Arizona’s high temperatures with gas masks and full packs. The photo, posted to the military’s imagery and ...

More than 40 million gas masks were issued. In America there was a gas mask for children that looked like Mickey Mouse, with the character's nose and ears and even a picture of him on the gas filter.

A sign hanging above the doors to the gas chamber reads, "Even the brave cry here." A dozen at a time, Marines are ushered into a small, dark, brick room. A thick haze of o-Chlorobenzylidene ...