Earlier this year, a group of climate scientists were outraged about a Wall Street Journal editorial. In an earlier era, they might have written a letter to the editor, or meekly submitted their ...

In February the W3C approved recommendations to enable annotation on the web. There is a long lineage of annotation tools that enable readers of the web to write comments that overlay content and ...

Annotation service now has a professional version for users who want to mark up PDFs along with normal Web pages. Josh Lowensohn joined CNET in 2006 and now covers Apple. Before that, Josh wrote about ...

Here at ProfHacker, we’ve written before about various tools for annotating the Web. Jason, for example, This week we learn that an NSF-funded service called Scrible is the new kid on the block. Below ...

What we have now are several tools that allow users to do fundamentally similar things. However, none are ubiquitous—there are access limitations based on the flavor of web browser that you use, and ...

Designers and clients often speak different “languages,” not because they disagree but because interpreting feedback across screenshots, email threads, and chat messages becomes messy fast. A client ...

Hypothesis is a free, open access platform that stands out from many other annotation tools with broader functionality. In particular, it offers students the opportunity to work collectively to share ...

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 ...