Stories by Kristin Leutwyler

Neuroscientists use viruses to map out pathways in the brain

New studies focus on malfunctions in the brain

Ebola--and the funds to study it--eludes researchers

Genetic material solves mathematical problems

IL-12 attacks tumors on two fronts, but can it win the battle?

Clues emerge as to why women have higher rates of depression

Policymakers frequently suggest that preventive medicine pays for itself. In fact, studies now show that this claim is rarely true. Still, prevention is often a worthy health investment

The wily proof may finally be finished

Chemical guides direct young neurons to their final destinations

Experts grapple with the implications of the finding

Have more computers meant less efficiency?

Congress won't bite the cost-control bullet

Neurotic? Probably, says DSM-IV

These organic molecules may serve as nanoswitches

Forty quadrillion years early, a 129-digit code is broken

Physicists find evidence for halos around nuclei

A Japanese commercial radiates charm; glowing claims for a beer

A brace of nutty events: read only if suffering cabin fever

Workers resume the quest for a seeing-eye device