Facebook Now Lets You Edit Comments (Mashable)
Pretty much what the headline suggests.
Visual Thinking Skills (Brainzooming)
Using rough sketches in notes and meetings.
4 Twitter Productivity Tips (Legal Productivity)
Suggestions for culling the following herd, searching and other hints.
The Three Piles of Life (Scott Berkun)
Things that are important; things that are unimportant; and unimportant things that distract you from what is important
The National Tribune (Library of Congress)
Digital images from the DC newspaper The National Tribune between 1877 and 1917.