Related: Tech and gadgets

1. Headlines
   1. Big data companies try to outwit Mother Nature's chaos

      Just a few years ago, meteorologists regularly shared an inside joke about forecasts: Anything beyond three days is a guess. But on the heels of this week's disastrous tornadoes in Moore, Okla., and last October's Hurricane Sandy, it has never been more critical to be able to forecast long range events.

   2. Life-sized Star Wars X-Wing fighter is world's largest LEGO model
   3. Xbox One vs. PlayStation 4 vs. Wii U: Can one console rule?
   4. TV-related tweets may attract ads with new Twitter campaign
   5. Solar-powered plane breaks distance record
   6. Google's 'conversational search' lets you chat with your search engine
   7. Pre-caffeine tech: Inflatable tanks, shameless cats! 
2. Multimedia
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      Video
      ISS photo shows erupting volcano
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      Video
      Volcano rumbles in Costa Rica
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      Video
      Hands-on impressions of Xbox One
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      Video
      Xbox One seeks to become your all-in-one must have gadget