Quora connects you to everything you want to know about. Quora aims to be the easiest place to write new content and share content from the web. We organize people and their interests so you can find, collect and share the information most valuable to you.
Throughout the day, ThinkUp tells you what's meaningful on your social networks. Beyond charts and numbers, we'll tell you how your participation makes a difference on the network.
"social networking services that really work are the ones that are built around objects. (...) Flickr, for example, has turned photos into objects of sociality. On del.icio.us the objects are the URLs. EVDB, Upcoming.org, and evnt focus on events as objec
"The use of citation networks as a ranking methods is not free from problems, but it's, IMO, a vastly superior approach to scientific value discovery and would yield a much better service to the scientific community in general than the current peer review