Archives: February2010

• New Pluto Pictures Unveiled; Hubble’s Sharpest Yet

  Rapid changes seen on Pluto’s surface are likely the results of the dwarf planet’s “ridiculously extreme” seasonal shifts, astronomers say.

  
  
  
  
  
  
  
  
  
  

• Vancouver Olympics Spur Gene Doping Warnings

  Athletes looking to cheat at major sporting events like the Olympics may soon be trying to alter their DNA—but unproven gene therapies can carry serious health risks, experts warn.

  
  
  
  
  
  
  
  
  
  

• Dams Trigger Stronger Storms, Study Suggests

  Scientists have long suspected that dams create their own weather. But now some researchers say dams might also trigger more frequent and fierce storms that could erode these enormous, and often ageing, structures.