What nationality is the scientist who along with Antony Hewish discovered PSR B1919+21 ?
PSR B1919+21:  Discovered by Jocelyn Bell Burnell and Antony Hewish on November 28, 1967, it is the first discovered radio pulsar. Jocelyn Bell Burnell: Dame Susan Jocelyn Bell Burnell, (born 15 July 1943) is a Northern Irish astrophysicist.
i don't know