Mekentosj has released an update to its Papers academic research app for the iPhone, iPod touch and iPad adding several improvements to its annotation and page navigation features. Papers (iLounge Rating: A-) is an application designed for academic users to create a personal library of research literature that is readily accessible on their iOS devices. Users can directly access and search a variety of academic and scientific repositories, download research papers and journals directly to their iOS device and share and synchronize their libraries with other iOS devices or Papers for Mac OS X. Papers 1.8.5 adds more intuitive highlighting and note creation, the ability to navigate pages in PDF documents by tapping the sides of the screen and fixes to highlighting and downloading PDFs from specific online sources. Papers is available from the App Store as a universal app for $15 and is a free update for existing users.