here are the latest news concerning Dark Energy ;-)

Dark Energy Wins Nobel Prize in Physics
http://www.popsci.com/science/article/2011-10/dark-energy-discovery-wins-phy
sics-nobel

2011 Nobel Prize to Dark Energy!
http://physics.about.com/b/2011/10/04/2011-nobel-prize-to-dark-energy.htm

Best wishes
Dieter Doepfer