Archives: December2009

• VOLCANO PICTURES: Philippines’ Mayon About to Blow?

  Flowing lava and increasing gas levels, quakes, and ash explosions are among signs that a major eruption of Mayon Volcano could occur at any time, experts say.

  
  
  
  
  
  
  
  
  
  

• PICTURES: “Night Shining” Clouds Getting Brighter

  Shimmering high in the atmosphere, night-shining clouds have long graced polar sunsets. But now the clouds are appearing more often and with more intensity at lower latitudes—possibly due to climate change, scientists say.

  
  
  
  
  
  
  
  
  
  

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