Spencer Kelly finds out how ultrasound can give virtual objects a tactile sensation.
#BBCtrending looks at the intense activity on social media in the 60 seconds before Nelson Mandela’s death was officially announced by South African President Jacob Zuma.
Almost five billion mobile phone location records are logged by the NSA every day, reports the Washington Post.
A fuel cell has been fitted in the basement of a new development off Regent Street in London.
Israel’s high tech companies are in London to woo European investors.
The BBC’s Legal Correspondent Clive Coleman explains how to avoid legal action over tweets and status updates.
#BBCtrending investigates how some users of social media have used the death of movie star Paul Walker, as an opportunity to raise their profile and make money.
Part of the problem with legal issues arising from social media is that it is “relatively new”, technology expert Tom Cheesewright has told the BBC.
The world’s biggest floating facility, which will produce natural gas from 2017, takes to the water for the first time.