French preschoolers near Bordeaux are posting daily updates to the micro-blogging website Twitter, despite not yet knowing how to read or write.

Since the start of the school year, the 29 schoolchildren have posted short messages of 140 characters or less about a daily activity to their joint Twitter feed, which has 89 followers, most of them parents.

Greek police said Monday they had arrested an 18-year-old suspected of hacking into the justice ministry's website earlier this month, an attack claimed on behalf of online hackers group Anonymous.

Two other boys aged 16 and 17 were also being sought over the case, police said.

Sony is intensifying its push in handheld gaming with a gadget aimed at hardcore players looking for something with a bit more punch than "Angry Birds," ''Words With Friends" and other smartphone pastimes.

The PlayStation Vita, already available in Japan, debuts in the U.S. and Europe on Wednesday. A basic, Wi-Fi version will retail at $250, while one that can access 3G cellular networks will go for $300 plus monthly service fees from AT&T.

Russia's top search engine Yandex has teamed up with Twitter to allow the Russian firm to show the full feed of all public Twitter posts.

New York-listed Yandex said in a statement Tuesday that the deal will give it full access to all tweets except for private ones.

YouTube is enlisting Hollywood's help to reach a generation of viewers more familiar with smartphones than TV remotes.

The online video giant is aiming to create 25 hours of programming per day with the help of some of the top names in traditional TV. The Google-owned site is spreading its wealth among producers, directors, and other filmmakers, using a $100 million pot of seed money it committed last fall. The fund represents YouTube's largest spending on original content so far.

Young people want their music, TV and movies now — even if it means they get these things illegally.

A recent Columbia University survey found, in fact, that 70 percent of 18- to 29-year-olds said they had bought, copied or downloaded unauthorized music, TV shows or movies, compared with 46 percent of all adults who'd done the same.

Researchers in Australia said on Sunday they had made with pinpoint accuracy a working transistor consisting of a single atom, marking a major stride towards next-generation computing.

The device comprises a single phosphorus atom, etched into a silicon bed, with "gates" to control electrical flow and metallic contacts that are also on the atomic scale.

A British technology company claims to have developed the world's least expensive computer tablet for wireless Internet access.

At a cost of as little as $35 (£22) apiece, Datawind Ltd hopes to supply a market of billions of customers, many in underdeveloped countries.

Egypt's "Facebook Revolution" that toppled Hosni Mubarak last February may have been boosted by Internet social networking, but his downfall was inevitable anyway, a communications expert said on Sunday.

"It was a people's revolution, accelerated, facilitated by the Internet," said Rasha Abdulla, associate professor of journalism and mass communication at the American University in Cairo(AUC).

Swedish mobile live video streaming site Bambuser said Friday its services had been blocked in Syria shortly after a user had broadcast a bombing in Homs thought to have been carried out by President Bashar al-Assad's regime.

"Around noon yesterday (Thursday), we got information from our contacts in Syria that access to bambuser.com on the Syrian Internet and to the Bambuser mobile app for live streaming over Syrian 3G had been blocked," company chairman Hans Eriksson told Agence France Presse.