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 ...

There have been countless efforts to create a usable Web Annotation service. Diigo is one, Fleck is one (our own version) and there was the once popular Third Voice. Nobody seems to have found the ...

We’ve talked about Google SideWiki and other methods for “Writing in the Internet’s Margins”, but what about some of the other web annotation services out there? This post talks about SideWiki, ...

There are plenty of projects out there vying to ‘annotate the Web’ in different ways, from Apture to Google SideWiki and Pushnote, but iGlue is different because it combines a simple concept with rich ...

Yet another web annotation service is launching today. WebNotes is releasing virtual highlighting and sticky-note tools designed to help people track and annotate online content. The tools let users ...

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 ...

Collaborative annotation of web pages is something many people are working on. The newest entrant in the field, Fleck, is launching tonight at the TechCrunch party in New York. The Fleck team hails ...

Looking to help jump-start a new era in annotating Web text, leading venture capital firm Andreessen Horowitz today said that it's investing $15 million in RapGenius, a startup that enables such ...

Rap Genius was just the first step to fulfilling Marc Andreessen’s Netscape dream of letting people annotate the whole Internet. Today, the lyric explanation startup tries to achieve its destiny with ...