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 ...

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 ...

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 ...

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.

Add Yahoo as a preferred source to see more of our stories on Google. Help visualize the point you're trying to make. The web doesn't have to stay fixed and static. With the right tools, you can type ...