News
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EcosystemsReturn of the Wetlands? Restoration possible for some Iraqi marshes
Field studies conducted in Iraq last year suggest that some of the region's ecologically devastated marshes could be returned to health.
By Sid Perkins -
Health & MedicineTo Stanch the Flow: Hemophilia drug curbs brain hemorrhage
A blood-clotting drug helps some people recover from a bleeding stroke.
By Nathan Seppa -
PhysicsElectronic Soup: Molecules in acid broth act as circuit parts
An electronically promising molecule functions well in acid as a tiny amplifier, underscoring the importance of controlling molecules' electrochemical environments to achieve predictable performance.
By Peter Weiss -
Shrinking at Sea: Harvesting drives evolution toward smaller fishes
In response to fishing, numerous fish species have evolved to be smaller and to grow more slowly, creating populations of fish that are poor at reproducing and inefficient at bulking up.