First, in 1936, German chemist Gerhart Schrader came up with a nerve agent that came to be called tabun (later it was called German agent A or GA). Around 1938, Schrader came up with a new nerve ...

Chemical weapons called nerve agents were likely used in the attempted murder of Sergei Skripal, a former Russian spy, and his daughter Yulia. The chemicals attack the spaces between nerves and ...