The markup tool in Safari lets you highlight text, add notes, insert your signature, and more. To access it on Mac, take a screenshot of the webpage or convert it into a PDF and use the Markup tool ...

Is a street preacher the right metaphor for every little blog online? UPDATE: Since this story was published, both Genius and Hypothesis have moved to undermine abuse via web annotation using their ...

What’s It Like? Genius is a tool for annotating text online. An outgrowth of Rap Genius (a longtime tool for collecting and annotating rap lyrics online), Genius lets users annotate and analyze texts ...

The last time we explored Preview, OS X’s built-in document and image viewer, we discussed using it to crop and resize images, as well as how to undo those changes (see “The Power of Preview: Cropping ...

Samsung recently introduced its long-awaited e-book reader for the American market, and while it has useful features, a big one is missing. The $299 Samsung eReader E60 will lack 3G cellular ...

PDFs are great, portable, cross-platform documents that you can read on your Mac, your iPad or iPhone, or on a PC. But this ubiquitous file format is also useful when you need to share works in ...

For bibliophiles, annotating books is a way of deepening their understanding of the text and enhancing their appreciation of literature. While there are readers who are experts at annotation, there ...