In March 2010, Americans conducted 15.4 billion core internet searches, with Google Sites accounting for 65.1% search market share, according to new figures from comScore.

Internet entrepreneur Bill Gross, one of the main movers behind the launch of paid-search in the late 1990s, is launching a new startup designed to monetise Twitter.

Reader’s Digest UK has been bought by private equity firm Better Capital, according to a report in the Financial Times.

A new 18 metre interactive projection wall has been installed at Birmingham International Airport to promote the area.

The tables on this page show global advertising expenditure by major media in US$, year on year % change by media, and global adspend by medium.

Sales of HD ready TVs reached almost 23 million by the end of 2009, with digital TV now reaching 91.4% of UK homes, according to new research from Ofcom.

AOL is to either close or sell social networking site Bebo it told employees yesterday.

This table gives the latest US advertising growth forecasts, from sources including ZenithOptimedia, Carat, GroupM and Magna.

This table shows ZenithOptimedia’s global ad forecasts by medium in US$.

This table includes global and regional advertising forecasts – covering the US, Europe, Asia-Pacific and global – from ZenithOptimedia, Carat, GroupM, Magna and Jack Myers.