Blog is a way of communication of thoughts and ideas. It is like an online journal. It has evolved into am instant tool for sharing News, Photo and Video.The Blog has been more popular and modified for business purpose.
AdSense is a creation of Google for generating money from ads. The idea is to drive people to advertiser's website through AdSense. Blogs became very popular after the attacks on the World Trade Center Towers in 2001. Technology has made possible to post and update on mobile devices, send text, picture, video and leave voice messages on line automatically.