San Francisco - Shares of ailing internet pioneer Yahoo plunged more than 10 per cent Friday after Microsoft CEO Steve Ballmer reiterated that his company was not interested in reviving its takeover bid.

Yahoo CEO Jerry Yang this week urged Microsoft to buy the company, just a day after Google said it was dropping plans for an advertising alliance with Yahoo, which would have boosted Yahoo's income by up to 400 million dollars per year.

San Francisco - Obama fever may have swept the world, following the Democratic presidential candidate's historic election victory Tuesday. Now millions of computer users are under threat from an Obama virus, network security companies said Friday.

Authors of the virus are hoping to benefit from the huge interest in US president-elect Barack Obama, with an avalanche of spam messages purporting to offer news of his victory.

Berlin - A tsunami early-warning system is scheduled to go into operation in the Indian Ocean on November 11, the German research team that developed it said Friday.

Indonesian President Susilo Bambang Yudhoyono will attend the inauguration along with representatives of the German government, the Geo Forschungs Zentrum (GFZ) said.

The German government financed the 45-million-euro (58-million- dollar) project launched after the Asian Tsunami of December 2004, which claimed 230,000 lives.

Craiglist, an online classifieds company, has long been used by prostitutes and sex-oriented businesses to advertise their services. However, that may soon end as on Thursday Craiglist in an agreement with 40-state attorneys general, agreed to curb its unruly 'erotic services' listings.

Washington, Nov 7 : A 6,000 km trip is expected to reveal clues about the migration route of the ancestors of ancient Polynesians and their animals.

The trip, called “Lapita-Voyage”, will be crewed by two Polynesians, two scientists, a cameraman and the initiators James Wharram, Hanneke Boon and Klaus Hympendahl, author and organiser of the project.

The voyage, which would be undertaken by Drs Keith Dobney and Greger Larson, both from the Department of Archaeology, Durham University, will be the first ever expedition to sail in two traditional Polynesian boats, attempting to re-trace the genuine migration route of the ancient Austronesians.

Leading multi-national computer technology IBM has joined the list of companies jostling for position in the cloud computing space. For this purpose, the company would invest $2 billion in India over the next three years.

According to multi-national computer technology, with the proliferation of the mobile Web, the average individual's "information footprint" - the digitization of entertainment, healthcare, security, social networking, retail preferences - will grow from 1 TB (about 50,000 trees cut and printed) per year to more than 16 TB by 2020.