The Annotate Attachments in Gmail extension lets you annotate attachments right in Gmail and creates cloud-based files for easier collaboration.
This Chrome extension can now be used for more than capturing screenshots of Web pages.
Flickr co-founder Caterina Fake has released a new augmented-reality location-discovery app that works like a crowd-sourced version of Google's Field Trip (now available in Australia).
This universal iOS app lets you draw arrows and rectangles to mark up screenshots on your iPhone or iPad.
Create, annotate, and send screenshots without having to clutter up your desktop.
New iPhone app from Ray Ozzie lets you talk, text and share photos as well as tag and bookmark key parts of your conversations.
With the Yosemite public beta now available, CNET takes a deeper dive each week with individual new features from the OS, this week continuing with Apple's Mail.
Taking a page from the quick sketch and annotation tools you can find on some smartphones, Google is adding these abilities to its Hangouts app -- but just in the Web version for now.
Mahbod Moghadam has left the text annotation startup after making insensitive notes on the manifesto penned by the man who killed six people in Santa Barbara, Calif.
A Brooklyn artist claims to have trademarked the Greek letter Pi for all sorts of apparel, causing T-shirt site Zazzle to remove thousands of geeky designs.