This page displays the number of entries (articles) in PubMed (Medline) published every year, that conform to search strategy (such as a phrase) you enter.
14.5% of all online time is spent on MSN Live Messenger - 14.5% of 27 billion total hours. The next biggest service is Facebook at at 5.2% with YouTube coming in third at 4.4% (Google's biggest slice of the online pie.) Facebook climbs 200% in usage since the same time last year.
Quarkbase is a free tool to find complete information about a website. It is a mashup of over 30 data sources and many algorithms gathering information from Internet on various topics like social popularity, traffic, associated people, etc. e.g. http://www.quarkbase.com/show/microbiologybytes.com
TubeMogul is a free service that provides a single point for deploying uploads to the top video sharing sites, and analytics on who, what, and how videos are being viewed.