Search and Discovery
New isotope-ratio measurements from primitive meteorites provide evidence that Earth’s mantle divided into separate, chemically distinct reservoirs.
The standard model of particle theory predicts that all three fundamental coupling “constants” vary with distance. But demonstrating the variation for the weak interactions required an experimental tour de force.
Issues and Events
Congressional supporters are fighting to maintain funding for NSF’s portion of the Math and Science Partnership while the administration pushes to shift the money to the Department of Education.
An emerging body of work by physicists addressing questions of economic organization and function suggests new approaches to economics and a broadening of the scope of physics.
A multiyear NASA initiative for developing research partnerships in space science demonstrates that such programs can have great success in attracting minorities to science.