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Natacha Pisarenko / AP Preventing Mental Illness With a Stress Vaccine
Influenced by a school shooting, a neuroscientist is on a mission to change how both the brain and immune system handle stress.
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Luc Gnago/Reuters Chasing Ebola
Scientists are using computer models to predict the outbreak's next moves, but they can't account for human behavior.
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Adam Hunger/Reuters The Doctor Who Coaches Athletes on Sleep
As the NBA and NHL playoffs start, a Harvard sleep specialist advises rest, not more practice, for championship teams.
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In Autism, the Importance of the Gut
Behavior problems may be explained by serotonin and bacteria in the bowels.
