For the last few months Zotero beta testers have been rapidly filling up their free 100 megabytes of storage space with attached PDFs, images, and video files. We are thrilled to announce that users can now purchase additional storage space for Zotero. Your storage even works for your Zotero groups! In addition to bibliographic information, tags, and notes, you can now share PDFs and other files with students and colleagues. Effective immediately, you can upgrade your account and purchase addi..   show all text