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A very cool interactive animation showing the relative sizes of everything from a quark to the known universe.

this is very cool indeed.

Before May 1st, not even the smartest of machine learning algorithms could have predicted Keith Urbahn's online relevancy score, or his potential to spark an incredibly viral information flow. While politicos "in the know" certainly knew him or of him, his previous interactions and size and nature of his social graph did little to reflect his potential to generate thousands of people's willingness to trust within a matter of minutes. While connections, authority, trust and persuasiveness play a key role in influencing others, they are only part of a complex set of dynamics that affect people's perception of a person, a piece of information or a product. Timing, initiating a network effect at the right time, and frankly, a dash of pure luck matter equally.

"From the makers of AppScale comes an open source platform that provides customizable gamification elements designed to increase user interaction on websites. The project involves badging, points, live notifications, and leaderboards. Additonally, the platform provides analytics to track user participation."

This article summarizes some of the issues around the recent study that possibly finds a link between cell phone use and cancer.  The neat thing about the article is that it provides a tool to look up cell phone models to see how they perform on this rating.