Finding how two proteins conspire to get kidney cells to self-destruct when oxygen supplies are low may one day improve dismal mortality rates for ischemic renal failure, researchers say.

Parts of the Caribbean and Central America are likely to experience a significant summer drying trend by the middle of this century, UCLA atmospheric scientists will report in the April 18 issue of Proceedings of the National Academy of Sciences (PNAS).

Johns Hopkins researchers have discovered a gene in fruit flies that helps certain specialized neurons respond more quickly to bright light. The study, published in the April 4 issue of Current Biology, also has implications for understanding sensory perception in mammals.