Much more so than today not just per scientist but even compared to world population. http://www.newscientist.com/article/mg18625066.500-entering-a-dark-age-of-innovation.html
Much more so than today not just per scientist but even compared to world population. http://www.newscientist.com/article/mg18625066.500-entering-a-dark-age-of-innovation.html