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 ...

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 ...

Hypothesis, maker of an open annotation tool that allows users to make public or private annotations on any web page, PDF or document, has incorporated as a public benefit corporation — a move that ...

Add Yahoo as a preferred source to see more of our stories on Google. Way back in the early 1990s, Adobe released the Portable Document Format (PDF). Ever since, PDFs have been a key tool in getting ...

Google on Wednesday launched Sidewiki, a Web annotation tool that serves as a comment forum for Web pages. Sidewiki ranks entries according to their relevance, as determined by Google’s own algorithm.

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 ...

Rina Shaikh-Lesko is a science writer based in San Jose, California. The team behind Hypothesis, an open-source software tool that allows people to annotate web pages, announced in March that its ...