Computer models can be useful risk-assessment tools in the arena of nuclear proliferation, though even the most advanced cannot “predict” whether a given candidate country will try to develop nuclear weapons or not, nuclear engineer Man-Sung Yim told a Capitol Hill luncheon gathering organized by AAAS.

Five years after it was conceived by an ambitious group of AAAS Science & Technology Policy Fellows, a digital library for Iraqi scientists was officially transferred from U.S.-based agencies to the Iraq government.

National innovation and competitiveness depends on a steady supply of engineers, but women and minorities remain underrepresented in undergraduate engineering classrooms. A new study of undergraduate engineering students in the United States shows gender and ethnicity differences in how comfortable students feel in engineering classrooms and suggests strategies that may improve the dearth of women and minorities in engineering.