Notwithstanding the above, significant changes have occurred at both Oxford and Cambridge over the last century, including Cambridge's diversification away from intense mathematical study and Oxford's renewed emphasis on ground-breaking scientific research, such as its influential work in the development of penicillin. Oxford offers the course of Philosophy, Politics, and Economics, while Cambridge offers Human, Social and Political Sciences. Software tycoon Bill Gates gives scholarships to Cambridge, while Oxford is home to what is the oldest and arguably the most prestigious academic award for graduates, the Rhodes Scholarship instituted by Cecil Rhodes. US News and World Report rankings support this stereotype; Cambridge tends to rank higher in the sciences, and Oxford in the humanities.