News@10: Sony PlayStation 3 Sales, 20 Billion Tweets & Apple's Covent Garden Store

Troops in the British Army are using a special application designed for the iPad to train for fire missions. The application, which is being trialled at the Royal School of Artillery in Wiltshire, allows the troops to learn the intricacies of a fire mission more quickly than ever before,

Sony's PlayStation 3 games console has outsold Microsoft's Xbox 360 by 28 per cent. Figures released by Sony show that the company sold 14.3 million PS3 consoles in the financial year ending on 30 June - more than the the 10.3 million Xbox 360 consoles sold by Microsoft during the same period.

Microsoft has announced that it will offer its hosted e-mail and portal software to three major corporate customers. The company said that it would providing its hosted services to Dow Chemical, Hyatt Hotels, and the University of Georgia.

Twitter has passed a significant milestone on Saturday after the sending of its 20 billionth Tweet. Sent around 3.44pm, the Tweet was posted by a Japanese graphic designer with the username GGGGGGo_Lets_Go,

Apple has confirmed that it will open a new London store in Covent Garden. The store, set to open on 7 August, is said to be one of the biggest Apple stores in the world and will be the company's 22nd store in the UK.