[5] In later life he worked as a doctor specialising in bioclimatics[6] and became the self-proclaimed discoverer of the pseudoscientific phenomenon of "geomagnetic lines" or "Earth radiation" (ger.
In 1925, Curry wrote a pioneering[7] book on yacht aerodynamics and racing tactics, published through to the present day and widely translated,[8] describing how he undertook a scientific study on sailboat design, testing various rig configurations in a wind-tunnel at Göttingen.
After his early death at the age of 53, his widow Maude Hester-Curry dedicated the new name of Manfred Curry Clinic[15][16] (which is no longer in existence).
Curry also investigated the supposed pathogenic properties of "earth radiation",[17] a concept promoted in conjunction with a fellow medical doctor Ernst Hartmann and engineer Siegfried Wittmann.
As a youth, together with his father Charles Curry, he was friends with the Irish republican activist Roger Casement during the latter's stay in Germany.