Paul Alivisatos has been named  director of Lawrence Berkeley National Laboratory in California.
Experts told a congressional panel today that the United States is losing its lead  in spaceflight.
The Senate Energy Committee will explore the economics of the climate bill next Wednesday.
Meanwhile, the Navy prepares for global warming by envisioning  an ice-free Arctic.
Did a classification error  doom a fish called a slapper skate to near extinction?
Students at the University of California, Los Angeles protested  ahead of a vote in which the Regents approved fee hikes.
Americans polled say they believe  a cure for cancer will be found and aliens discovered before peace in the Middle East is reached.