Without the work of intellectual giants like Einstein, Newton and Darwin, we might still be in the dark ages. But how many scientists still read the dust-ridden texts where these luminaries first expounded their theories? Thanks to the internet, you no longer have to hunt down these yellowing tomes in a moldy library vault.
MORE: http://www.wired.com/wiredscience/2012/07/classic-science-books/?pid=4147