Blackberry's owner Research in Motion has said it is co-operating with a police investigation into claims that its BlackBerry Messenger service played a key role in organising the London riots.

BBC: Cameron suggests banning suspects from social media

Lithium-ion batteries are a key breakthrough that make electric vehicles far more practical in terms of operating range.

FORBES: Chevy Volt Battery Fires Threaten All Electric Vehicle Makers, Not Just GM

Jelly Bean finally puts Android on a par with Apple's iOS operating system, which drives the iPhone and iPad, in two key respects: responsiveness (when the hardware is potent enough) and elimination of the constant need to resort to menus, which plagued most prior versions of Android.

WSJ: From Google, the Toughest Challenger to the iPad

The key for building owners is to invest in green features that have a return by lowering operating costs.

FORBES: The Towering Heights of Green Building

Marines from 40 Commando took on responsibility for Battle Group North in Helmand Province from last September until this April, where they operated from spartan forward operating bases in the Gereshk and Sangin valleys, often taking part in fierce gun battles with the Taliban, and playing a key role in the recapture of the town of Musa Qala.

BBC: Royal Marines awarded medals