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• UN: Greenhouse gases reach record high
  Greenhouse gases in the Earth's atmosphere reached record highs in 2008, with carbon dioxide levels increasing faster than previously, the U.N. weather agency said today.
  
• Researcher: Writing on Shroud of Turin
  A Vatican researcher has rekindled the age-old debate over the Shroud of Turin, saying that faint writing on the linen proves it was the burial cloth of Jesus. Experts say the historian may be reading too much into the markings, and they stand by carbon-dating that points to the shroud being a medieval forgery.
  
• Retail outlook: Lump of coal
  Holiday retail sales were off in 2008, and this year looks to be even worse, a survey of Twin Cities consumers finds.
  
• China to participate in giant Hawaii telescope
  Chinese astronomers have signed on to participate in the development of the world's largest telescope that will be built atop a Hawaii volcano, a group said Tuesday.
  
• Astronauts get set for 1st spacewalk of mission
  Space shuttle Atlantis' astronauts are about to step out on the first spacewalk of their mission.
  
• Supercomputer simulates how cat's brain works
  A computer with the power of a human brain is not yet near. But this week, researchers from IBM Corp. reported that they have simulated a cat's cerebral cortex, the thinking part of the brain, using a massive supercomputer.
  
• How to get captions on a Mac slide show
  Q I want to create captions for my photos that will appear in a slide show on my Macintosh. But I can't find a way to create captions with iPhoto. What should I do?
  
• Big Bang machine near restart after repairs
  Scientists have repaired the world's largest atom smasher and plan by this weekend to restart the machine that was launched with great fanfare last year before its spectacular failure from a bad electrical connection, a spokesman said Tuesday.
  
• Big Bang atom smasher starts speeding proton beams
  A spokesman says the world's largest atom smasher has used its accelerator for the first time to speed up the proton beams in an initial test of its ability to reach much higher energy later.
  
• Astronauts rest up after 3 spacewalks
  The astronauts aboard the orbiting shuttle-station complex are resting after their three successful spacewalks.
  
• HP profit jumps on cost cuts, new market expansion
  Hewlett-Packard Co.'s cost-cutting and push into new markets is helping soften the blow from weakness in the company's mainstay businesses.
  
• On The Call: HP CEO on 3Com acquisition
  One area where Hewlett-Packard Co. is expanding aggressively is computer networking, the home turf of market leader Cisco Systems Inc. Earlier this month HP announced plans to buy Cisco competitor 3Com Corp. for $2.7 billion to supplement HP's own line of networking gear.
  
• Brocade 4Q profit drops on costs; backs guidance
  Networking gear maker Brocade Communications Systems Inc. said Monday its fourth-quarter profit fell 6 percent as hefty costs offset a surge in revenue, but reiterated its guidance for fiscal 2010.
  
• Indie artists Waits, Bjork come to MySpace Music
  Independent label artists Bjork and Tom Waits are coming to MySpace Music.
  
• Retailers look to stretch out Cyber Monday push
  Retailers are thinking beyond Cyber Monday — a holiday marketing promotion many push for the Monday after Thanksgiving — and trying to spin their discounts into into Cyber Weekends or even Cyber Weeks.
  
• Canada woman to fight insurance co. over Facebook
  A Canadian woman on sick leave for depression said Monday she would fight an insurance company's decision to cut her benefits after her agent found photos on Facebook of her vacationing, at a bar and at a party.
  
• Motorola, Research in Motion sued over voicemail
  Patent holding company Klausner Technologies Inc. on Monday said it's suing Motorola Inc. and the maker of BlackBerry smartphones for allegedly violating its patent for visual voicemail.
  
• Micros says CFO Kaufman will retire in March 2010
  Micros Systems Inc., which makes software for the restaurant and hospitality industries, said Monday Chief Financial Officer Gary Kaufman will retire on March 31, 2010.
  
• Google scoops up display ad specialist Teracent
  Google Inc. has snapped up another startup in its quest to sell more visual advertising on the Web.
  
• Friends go online at Foursquare to meet offline
  Laura Fitton's ascent has been staggering: In less than a year, she's become mayor of nine different places in several different states, all without giving any speeches or kissing any babies.
  
• Star Tribune teams up with CarSoup
  The Star Tribune is partnering with CarSoup.com to sell vehicles online.
  
• UN: Greenhouse gases hit record high
  Greenhouse gases in the Earth's atmosphere reached record highs in 2008, with carbon dioxide levels increasing faster than previously, the U.N. weather agency said Monday.
  
• Fox CEO wants US to join France on Internet piracy
  The chief executive of Fox Filmed Entertainment said Monday the U.S. should join France in cutting off the Internet connection of users who repeatedly download copyright-protected films.
  
• Key scientist says politics behind stolen e-mails
  A leading climate change scientist said hackers breaking into a university's computer server and then posting documents online show the nasty politics of global warming.
  
• Astronaut suit problem delays spacewalk No. 3
  The third and final spacewalk of space shuttle Atlantis' mission is being held up by a suit problem.
  

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