HEATKEYS

Google+ aims to make sharing on the web more like sharing in real life. Check out Circles, Messenger and Hangouts, just a few of the things we've been working on.

LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections to recommended job candidates, industry experts and business partners.

Classbase is an education community and resources database where you can find information on education and academic institutions in any country.

Radaris people search engine allows you to find and track anyone online. Our records contain current addresses, phone numbers and more.

Easily find more sites like those you like. Similar Sites helps you find related sites and alternatives based on community recommendations and computer analysis.

Translation by Babylon is a free online version of Babylon

StatsCrop - a web service that lets you explore any website informations and its history, understand your competitor

GlobalSecurity.org is the leading source for reliable news and security information, directed by John Pike

Publication list Loet Leydesdorff: scientometrics, innovation studies, the knowledge-based economy, triple helix, self-organization theory, and simulation

Academia.edu helps academics follow the latest research.