Twitter has 105 million registered users, co-founder Biz Stone has revealed at Chirp, the micro-blogging service’s first developer conference.

More than 174 million US internet users watched online video during February, new comScore data reveals.

Midsomer Murders was the most viewed show last night from 8pm to 9pm, with an average of 4.9 million viewers (a 21% share of the entire TV audience) tuning in.

BSkyB’s online TV service Sky Player is launching across Humax’s new range of IP enabled HD Freeview boxes.

Apple has delayed the international launch of the iPad for a month, citing “surprisingly strong” demand in the US.

ITV has unveiled plans to track live audience reaction to the First Election Debate online.

BBC One dominated primetime viewing last night, with medical drama Holby City, on at 8pm, grabbing a peak of 5.9 million viewers – a 26.6% audience share.

Magna’s latest US advertising revenue forecast predicts growth of 1.6% during 2010, an upgrade from its previous prediction of flat year on year growth.

Twitter is launching ‘Promoted Tweets’, allowing advertisers to write Tweets which appear at the top of results when users search for a particular word.

Google is expected to begin selling its own slate computer in the near future, offering up a rival to Apple’s iPad.