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New web application that allows users to compare and merge text documents online. You can upload different versions of the same text document and see what has been changed. It automatically color codes changes it finds between the different revisions of a document and provides user with an easy way to approve, reject, or set aside a change.

Wikipedia page comparing netbooks.

Clusty is a whole new way to search the web. Clusty queries several top search engines, combines the results, and generates an ordered list based on comparative ranking. This "metasearch" approach helps raise the best results to the top and push search engine spam to the bottom.

"...If the focus of an educational system is student learning, as most mission statements claim, then leaders must compare the reality of their employment of technology with their stated intention."

"Well, we were very interested in two ideas. One was how do the patterns of brain activity differ when you're doing an internet search versus reading, since computers are such a big part of our lives these days? And then we also wanted to look at different groups of people, people who were internet-savvy and had lots of computer exposure and experience, and compared that to naive subjects - with "naive" we mean people who don't use computers or the internet very often."

"A research by The National Literacy Trust on 3,001 children from England and Scotland showed that schoolchildren who blog or own social networking profiles on Facebook have higher literacy levels and greater confidence in writing."

Google Squared is a search tool that helps you quickly build a collection of facts from the Web for any topic you specify. * Facts about your topic are organized as a table of items and attributes (we call them "Squares" for fun). * Customize these Squares to see just the items and attributes you're interested in. * See the websites that served as sources for the information in your Square. * Save and share Squares with others.

Numbeo is a collection of Web pages containing numerical data, designed to enable anyone to contribute or modify content. Numbeo provides statistical analysis of collected data, calculates various indexes using aggregate data and periodically publishes analysis of collected data. This site lets you compare cost of living between cities around the globe. The site currently holds data for 293 major cities worldwide, and presents you detailed reports reflecting prices in areas such as Market, Transportation, Utility, Rent Per Month, Buy Apartment Price, Salaries, Restaurants and Financing.