Under the presidency of Dr. H.G. Thode in the 1960s, scientific research at McMaster was intensive and yielded important discoveries in the areas of science and engineering. In 1959, McMaster's Nuclear Reactor was built for the purpose of nuclear and medical radiation research. McMaster is the only Canadian university that safely contains a nuclear reactor in their campus. Scientific research at McMaster University earned the university high rankings in the areas of research and strength in science.