Positron Was Discovered by Carl D. Henderson in 1932 Events Aug 022024 Positron was discovered by Carl D. Henderson in 1932. The positron is the anti-particle to the electron. Leave a Reply Your Comment You may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong> Name (required) E-mail (required) URI Δ