YouTube passes billion user mark

More than a billion people use YouTube each month, it says, with viewing on smartphones helping drive growth.

Facebook cleans up Timeline in latest tweak

Facebook on Wednesday began rolling out new profile pages redesigned to clear away clutter from "Timelines" that chronicle member postings at the leading social network.

Music, movie industry to warn copyright infringers (Update 3)

Internet users who illegally share music, movies or TV shows online may soon get warning notices from their service providers that they are violating copyright law. Ignore the notices, and violators could face an Internet ...

Sony shares slide after PlayStation 4 announcement

Sony shares fell on Thursday after the Japanese electronics giant announced its next-generation PlayStation 4 in New York, but without unveiling the console or saying how much it would cost.

Researchers build Quad HD TV chip

It took only a few years for high-definition televisions to make the transition from high-priced novelty to ubiquitous commodity—and they now seem to be heading for obsolescence just as quickly. At the Consumer Electronics ...

Twitter buys firm tracking social network TV talk

Twitter announced Tuesday that it has bought Bluefin Labs to ride the trend of viewers using smartphones or tablet computers to chat at social networks about shows they are watching.

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