Photo: Harry Hess argues that the continents had once ... plus the understanding that plates' movement caused earthquakes, Alfred Wegener's idea of "continental drift" looked less ludicrous ...

Alfred Wegener was one of those people ... Discoveries of the Mid-Ocean Ridge and the work of Harry Hess and others led to the development of plate tectonics. Though not without problems, this ...

Alfred Wegener was born in Berlin ... Well after his death, and after World War II, Wegener's theories were vindicated by the work of Harry Hess and others. In 1960 Hess proposed the mechanism ...