Feature
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Neuroscience
Mapping aggression circuits in the brain
Using optogenetics and other techniques, scientists are tracing connections to and from the brain’s aggression command center.
By Susan Gaidos -
Particle Physics
Sam Ting tries to expose dark matter’s mysteries
Particle physicist Sam Ting is applying a meticulous approach to analyzing positrons in space, testing whether they can reveal clues about dark matter.
By Andrew Grant -
Health & Medicine
For athletes, antioxidant pills may not help performance
Supplements of vitamins C, E and other antioxidants may blunt the positive effects of exercise training.
By Laura Beil -
Health & Medicine
Six ways to beat chronic stress
Counseling, mindfulness training and purposeful social contact may counteract the effects of chronic stress.
By Nathan Seppa -
Health & Medicine
Chronic stress can wreak havoc on the body
Scientists are shedding light on all the ways that chronic stress can boost inflammation and lead to serious health problems.
By Nathan Seppa -
Psychology
Adults with autism are left to navigate a jarring world
Researchers are beginning to study ways to help adults with autism navigate independently, get jobs and find friendship.
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Ecosystems
Noise made by humans can be bad news for animals
Animals live in a world of sounds. Clever experiments are finally teasing out how human-made noise can cause dangerous distractions.
By Susan Milius -
Science & Society
Big data studies come with replication challenges
As science moves into big data research — analyzing billions of bits of DNA or other data from thousands of research subjects — concern grows that much of what is discovered is fool’s gold.
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Life
Fast and furious: The real lives of swallows
In the fields of Oregon, scientists learn flight tricks from swallows.
By Nsikan Akpan -
Life
Flying animals can teach drones a thing or two
Scientists have turned to Mother Nature’s most adept aerial acrobats — birds, bees, bats and other animals — to inspire their designs for self-directed drones.
By Nsikan Akpan -
Science & Society
12 reasons research goes wrong
Barriers to research replication are based largely in a scientific culture that pits researchers against each other in competition for scarce resources. Here are a few that skew results.
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Science & Society
Is redoing scientific research the best way to find truth?
Researchers don’t even agree on whether it is necessary to duplicate studies exactly or to validate the underlying principles.