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 ...

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.

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 ...

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 ...

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 ...

The social bookmarking, web annotation and research tool Diigo is launching a redesign and refresh today. The site has 7 million registered users, but the boot-strapped company is seeking a path to ...

When Jason Jones wrote about Google SideWiki a few weeks ago, my first thought was “What about Reframe It?” Others (I heard) thought, “What about Diigo?” The following week, Brian Croxall posted ...

Would researchers scrawl notes, critiques and comments across online research papers if software made the annotation easy for them? Dan Whaley, founder of the non-profit organization Hypothes.is, ...

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 ...