When you're stumped about something, asking a knowledgeable person can cut to the chase better than a Google query. But what if there are no experts on, say, epiphytes in your circle of friends? Pose that question about rare orchids to Yahoo Answers, and you're sure to find a green thumb among the tens of millions of users. Among rival social search sites, we found the widest array of explanations on the broadest range of subjects at Yahoo Answers. However, the site can be cluttered by amateurs, so be patient. Read review
How helpful is it to bookmark a Web site if you need only one sentence from that 3,000-word article? Diigo is a free bookmarking service that lets you do what we wish Yahoo's Del.icio.us would: highlight text and comment on Web pages. Diigo caches each site so that you can search within text, not just the topic tags. And you won't have to leave the Del.icio.us community, since Diigo lets you save bookmarks simultaneously in both places. Read review
Google Scholar searches journals in the arts and humanities, business, science, medicine, and mathematics. It turns up abstracts and sometimes full articles that are indispensable for academic and professional research and points to libraries that keep the hard copies. One downside: Scholar doesn't let you subscribe to newsfeeds for your search queries, while rival Windows Live Academic beta does. So far, however, Scholar retrieves more content. Read editors' take
Diigo is the most useful tool for take-it-with-you research. It not only organizes and tags bookmarks, it also lets you mark up Web pages as you would a paperback book--with sticky notes, highlights, and comments--then share those notes with others.
Diigo is two services in one -- it is a research and collaborative research tool on the one hand, and a knowledge-sharing community and social content site on the other.
highlight portions of web pages
just what you would expect if you highlighted or wrote on a book!
all the information -- highlighted paragraphs, sticky notes, and the original url -- are saved on Diigo servers, creating your personal digest of the web, your own collection of highlights from the web - ones that are meaningful to you! You can easily search, access, sort and share this collection from any PC or even iphone.
you are what you annotate
Diigo" is an abbreviation for "Digest of Internet Information, Groups and Other stuff."
Diigo is a browser plugin that functions as a web highlighter, sticky notes, social bookmarking tool, and a social information network rolled into one.
the knowledge sharing part of Diigo lets you share and discuss your findings with any available public or private groups.