A blog is a discussion or informational website published on the World Wide Web.Until 2009, blogs were usually the work of a single individual occasionally of a small group, and often covered a single subject or topic. In the 2010, “multi-author blogs” emerged, featuring the writing of multiple authors and sometimes professionally edited.
The emergence and growth of blogs in the late 1990’s coincided with the advent of web publishing tools that facilitated the posting of content by non-technical users who did not have much experience with HTML or computer programming.
Blogs in the world
On 16 February 2011, there were over 156 million public blogs in existence. On 20 February 2014, there were around 172 million Tumbler and 75.8 million WordPress blogs in existence worldwide.many Pakistani bloggers are also blogging in which pro Pakistani on the top.
According to critics and other bloggers, Blogger is the most popular blogging service used today.