Feature
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Psychology
Rigors of Mars trip make teamwork a priority
It’s going to take a different kind of mental approach to travel to Mars and back: less individuality, more collaboration and adaptability. Astronauts are being tested to prepare for such a mission.
By Bruce Bower -
Neuroscience
At-home brain stimulation gaining followers
People are building at-home electric brain stimulators in hopes of becoming better gamers, problem solvers, and even to beat back depression.
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Math
Spirals inspire walking aids for people with disabilities
Long admired for their beauty, spirals have inspired a shoe that may help disabled people walk. The shapes make for a better crutch and an entertaining skateboard as well.
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Astronomy
Rosetta readies for its close rendezvous with a comet
The Rosetta spacecraft and its lander Philae are ready to make history in a risky rendezvous with comet 67P/Churyumov-Gerasimenko.
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Microbes
Microbes can redeem themselves to fight disease
With some genetic engineering, bacteria can morph from bad to good and help attack invading cancer cells.
By Susan Gaidos -
Quantum Physics
Quasiparticles help physicists make sense of the world
To improve semiconductors, superconductors and other materials, physicists view a particle and its surroundings as one entity.
By Andrew Grant -
Plants
Climbing high to save a threatened West Coast plant
A group of scientists hopes to save a cliff-hugging plant threatened by invasive grasses, drought and fire in California’s Santa Monica Mountains.
By Nsikan Akpan -
Paleontology
3-D scans reveal secrets of extinct creatures
Paleontologists can dig into fossils without destroying them and see what’s inside using 3-D scanning. What they’re learning helps bring the past to life.
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Health & Medicine
Doctors enlisted to turn the tide on antibiotic resistance
Antibiotic stewardship requires education, diligence, and changes in prescribing. At some hospitals, it’s beginning to halt a dangerous trend.
By Nathan Seppa -
Psychology
Simple rules can ease complex financial decisions
Straightforward strategies, known as heuristics, can be indispensable tools for keeping credit card debt in check as well as for making complex business decisions.
By Bruce Bower -
Genetics
Ancient famine-fighting genes can’t explain obesity
Scientists question the long-standing notion that adaptation — specifically the evolution of genes that encourage humans to hold on to fat so they can survive times of famine — has driven the obesity crisis.
By Laura Beil -
Environment
Carbon capture and storage finally approaching debut
Carbon capture and storage offers a way to rein in global carbon emissions. But financial and regulatory obstacles, as well as public fears, are delaying the technology’s long-awaited implementation.
By Beth Mole