On the Cover
September-October 2008 Volume 96, Number 5
The past half-century has witnessed incredible advances in the capabilities of satellites, leading to unprecedented insights into our planet. As Andy J. Tatem, Scott J. Goetz and Simon I. Hay report in "Fifty Years of Earth-observation Satellites," these devices, now numbering more than 150, are essential for monitoring events both natural and influenced by human activities, such as the El Nino Southern Oscillation. ...
The process known as group selection was once accepted unthinkingly, then was widely discredited; it's time for a more discriminating assessment
Views from space have led to countless advances on the ground in both scientific knowledge and daily life
Rational thinking about water may be key to ensuring a clean, plentiful supply
The curiosity of biochemists, mixed with some obvious economic incentives, created a family of powerful cardiovascular drugs
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A review of Why Aren't More Women in Science?: Top Researchers Debate the Evidence, edited by Stephen J. Ceci and Wendy M. Williams, and Motherhood, the Elephant in the Laboratory: Women Scientists Speak Out, edited by Emily Monosson. The divisions in power that pervade modern institutions and assumptions can be changed, says Schiebinger
See all book reviews for this issue.