PUBLIC MARKS from decembre with tags lifehacker & labs

our screenshot tour of the photo manager's new features. The most wonky among them is a color search tool, which, as Gil points out, is only so helpful without percentage scaling. On the more useful side, "Show duplicates" helps you weed out carbon photo copies, and you can save searches and compile tagged photos as albums. Hit the link for a screenshot roundup of the not-quite-ready-for-primetime features. 5 Obscure Picasa Features You Probably Didn't Know About [Gil's Method]

Search site and aggregator VideoSurf isn't perfect at what it tries to do, but it can be occasionally, surprisingly good at spotting particular faces inside videos. The indexing engine (currently in beta, of course) sorts through videos from most of the popular Flash-based sites and lets you search to find only videos with, say, Jerry Seinfeld's actual image in them. A few of my searches turned up false positives, but others yielding surprising accuracy, and VideoSurf's interface lets you skip right to the sections featuring your searched man or woman. VideoSurf is a free to use, though you can sign up to save your searches.

Taking a page from Google's Searchmash experiment, the Yahoo Alpha search engine provides neatly organized results from the web, Flickr, Yahoo Answers and other sources.Specifically, Alpha generates a dynamic search-results page with modules that can expa