The new Viper Smart Start iPhone app can lock and unlock your car with your iPhone. It can even turn it on in case you want to defrost it before getting in.

  Security matchup links Barracuda Networks with Purewire.

  People organizing tool Gist is coming to the iPhone on Tuesday, bringing its people importance decider to people's pockets.

  It's a grass-roots effort to cut energy use one drafty house at a time. CNET's Martin LaMonica participates in a community barn raising where volunteers weatherize a home.

  If you like music or you like Google Maps, you'll love this mashup.

  New data from Chubby Brain shows that venture investment upticked nicely in the third quarter. The big unknown is if this trend will continue.

  roundup A prolonged outage for users of T-Mobile's Sidekick device gets even worse as Microsoft's Danger unit says that their lost Sidekick data may be gone forever.

  The Sidekick outage shows that management hasn't caught up with the cloud, not that network storage is unreliable.

  The movie "Paranormal Activity"cost almost nothing to make, but is a big hit. That success it being credited to online buzz and social networking rather than conventional marketing.

  In a new step to advance Web programming abilities, Mozilla's next Firefox will be able to detect how you're tipping your computer.

  SanDisk X4 flash memory chips allow consumers to store more data on tiny Secure Digital flash cards.

  Writer Neil Gaiman will compile 1,000 tweets of contributors into an audio book in his latest innovative use of the Internet.

  The wireless carrier says "recent efforts indicate the prospects of recovering some lost content may now be possible."Those who suffer permanent data loss will get $100.

  Do you feel the trademark Yahoo warble fails to express your personality? There's a yodel for that, and it comes as part of the $100 million ad campaign.