World War I changed the way wars were fought. New technologies and tactics created a deadly war machine in which both old and new weapons played decisive roles. Here, we review the 10 most commonly ...

This story was updated to note that state Sen. Scott Martin, R-Martic Township, secured the funding for the trench.

Renovation in Belgium uncovers a hidden WWI tunnel, revealing a secret escape route beneath a historic townhome in Tielt.

Breathing is a political as well as a physiological act, our capacity to perform it not just a sign of life, but of freedom.

During World War I, the Germans took over the townhome ... command center featuring a war room that scripted the first chlorine gas attack and flamethrower uses in 1915 while coordinating ...

Hypochlorous acid is safe enough to spray in your eyes yet more effective than bleach. Why isn’t it everywhere?

Also on this date: In 1915, German forces unleashed its first full-scale use of chlorine gas against Allied troops at the start of the Second Battle of Ypres (EE’-preh) in Belgium during World War I.

Discover the fascinating world of nitrogen, from knuckle-cracking to agriculture, and the urgent need to address nitrous ...

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