Male contraceptive: One step ahead
Immune regulating drugs temporarily halt fertility in mice
Nobody has shown an effective, reversible contraception for men. Using on-the-market meds, that goal has now been reached. More »
California's drought: Blame it on soaring demand for waterScientists: Demand exceeds supply; this drought is anthropogenic. More »
Tropical mountain diversity: species rise from below, but also travel from afarThe tallest peak in Borneo has a mixed bag of evolutionary histories. More »
Jumping on water: Water strider shows the wayThis 68-milligram invention jumps on water, imitating its insect inspiration! More »