A computer network protected by "unbreakable" quantum encryption is launched in Vienna.

Search engine giant Google adapts technology to help track down predators who use the web to exploit children.

The BBC News website looks over the technologies some are using to keep in touch with all members of their family.

One of the most ambitious fan films ever made may never be shown to an audience thanks to German copyright law.

Drugs which slow Alzheimer's disease may protect patients at risk of eye damage from glaucoma, say researchers.

The BBC's Ilyas Khan assesses the fall-out following the release of Hafiz Mohammad Saeed from custody.

Gardeners are warned to check plants for symptoms after a killer mite is found in a town in Guernsey.

Scientists take a step towards finding a new treatment for osteoarthritis

Scientists say they have discovered a protein that could repair damaged nerves and brain cells.

Politicians and political parties in the US are embracing the latest internet innovation, downloadable audio known as podcasts, to reach their supporters.

An Austrian village is testing technology that could represent the future of television.

Scientists have completely regenerated damaged optic nerves from the eye to the brain in mice.

London has its first taste of the flash mob phenomenon, with a spontaneous crowd turning up at a sofa store.

Attack on the wires

BBC News Online's Matt Davis reports from Ghana where an Operation Raleigh team is building a ranger camp in the remote rainforest.

Steve Waugh will be out of action for six weeks after undergoing an ankle operation.

The UK is now the European leader in on-the-move eating and drinking. With stuffing our faces on the street regarded as perfectly normal, is there nothing Britons won't do out in the open?

Now gadget lovers have something to do with their leisure time.

Pretty Woman star Julia Roberts is ranked as Hollywood's most bankable performer, according to a newly published guide to movie industry talent.

All's not well on Broadway as British theatre talent stands poised to sweep the Tonys, as Entertainment Correspondent Tom Brook reports.