Police connected a company with ties to the Aum Shinrikyo cult to the sarin nerve gas attack in Matsumoto, Nagano Prefecture, ...

Thirty years on from the fatal sarin nerve gas attack in Tokyo’s subway network, survivors and families who lost loved ones ...

Former colonel Ahmed Habib Ali is accused of supervising the manufacture of sarin gas bombs.

On Tuesday, the world watched in horror as a deadly chemical agent—likely sarin gas, one of the most-toxic chemical weapons in existence—was unleashed on unsuspecting civilians, including dozens of ...

The United States believes the Syrian government employed a sarin-like nerve agent in Tuesday's deadly attack in the country's northwest. Here are the key facts about sarin, which was discovered in ...

Syria's Interior Ministry said on Wednesday it had arrested a former senior official at the Scientific Studies and Research ...

Last week, pictures and amateur videos trickled into the Western media depicting residents of a Syrian suburb twitching and struggling to breathe. Their pupils were constricted. They were confused.

In this Sunday, Dec. 2, 2012 photo, a man collects his belongings after his home was damaged due to heavy fighting between Free Syrian Army fighters and government forces in Aleppo, Syria. (AP ...

Key Point: Such terrible weapons are banned by international law for a good reason. But sometimes someone manages to use them anyway. The residents of Khan Sheikhoun probably thought they were in for ...

Here’s What You Need to Know: As early as 1925, the Geneva Protocol banned the use of chemical weapons in international conflicts. The residents of Khan Sheikhoun probably thought they were in for ...

The United States believes the Syrian government employed a sarin-like nerve agent in Tuesday’s deadly attack in the country’s northwest. Here are the key facts about sarin, which was discovered in ...