Instapaper, the app that lets you save and share online articles, has just launched a new annotation functionality called Notes. The feature allows users to select a piece of text from an article or ...

When holding a video conference using Webex, you can also share content with the other participants in your conference. This means you can show them something on your computer screen, show them a file ...

This week's question asks how to make notes on textbooks when using a tablet or e-reader. Weigh in with your advice in the comments -- and feel free to send your own questions along to ...

Tom Lehman has a vision of the near future. Everything you see online, whether Taylor Swift lyrics or government press releases, will come with crowdsourced annotations that provide expert commentary.