Tech Know: BBC Micros used in retro programming class By Mark Ward Technology correspondent, BBC News

Why companies watch your every Facebook, YouTube, Twitter move By Tim Weber Business editor, BBC News website

BBC News is the department of the British Broadcasting Corporation (BBC) responsible for the gathering and broadcasting of news and current affairs. The department is .

More than a quarter of eight to 11-year-olds who are online in the UK have a profile on a social network, research shows. Most sites, such as Bebo, MySpace and .

Breaking news, every day bbc news tech know sport, TV, radio and a whole lot more. The BBC informs, educates and entertains - wherever you are, whatever your age.

There are up to 4.2m CCTV cameras in Britain - about one

every day bbc news tech know

for every 14 people. But surveillance ranges from US security agencies monitoring telecommunications traffic .
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