1/28/2010
The Scientific State of the Union
Obama's address celebrates science and technology but leaves anxieties about budget freeze.
1/26/2010
A New Kind Of Lightning
A type of volcanic lightning was discovered during Mount Redoubt's Jan. 2009 eruption.
1/25/2010
Going For Exawatts
A university in Texas is trying to build the most powerful laser in the world.
1/22/2010
Experts Forecast More Strong Tremors In Haiti
Relief workers warned that more buildings might collapse.
1/13/2010
Silver Crucial For WWII Bomb
U.S. silver was used to make uranium bomb material during World War II.
1/8/2010
Picturing An Infant Universe
New images recorded by the Hubble Space Telescope provide the earliest look yet into a young universe.

