Health & Medicine
- Chemistry
Nanosilver disinfects — but at what price?
Silver demonstrates some unusual immunological impacts at the nanoscale.
- Health & Medicine
Bone density may be determined in the gut
A surprising new connection between the gut and bones may lead to new forms of treatment for human bone diseases such as osteoporosis.
- Health & Medicine
Lifestyle may link depression and heart disease
The association between depression and heart problems could stem from a lack of physical activity and other lifestyle factors.
- Health & Medicine
Many drug trials never see publication
Results of most drug trials are unreported, inaccessible to clinicians and patients, a new study confirms.
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- Health & Medicine
Brain reorganizes to make room for math
New research suggests that, as children learn arithmetic, the brain reorganizes dramatically as it shifts from handling only estimates of quantities to attaching precise quantities to symbolic numerals.
- Health & Medicine
Treat HIV-positive babies from the start
Babies who are born infected with HIV from their mothers should be treated for the virus as soon as possible, even before symptoms begin, a study finds.
- Health & Medicine
Minus one gene, male mouse is Mr. Mom
The last day of the Society for Neuroscience annual meeting offers new ideas on gender-based behavior, the genetics of creativity, the brain power of motherhood and the non-randomness of blinking.
- Health & Medicine
Sleep makes room for memories
Sleep erases old memories to make way for new learning
- Health & Medicine
This is the teenager’s brain on peer pressure
Research shared during the fourth day of the Society for Neuroscience annual meeting remained diverse: What happens in the brain when teenagers feel peer pressure, a study in mice suggesting a new way to treat depression, the best way to relearn walking after a stroke, and the long lasting effects of disrupted sleep.
- Health & Medicine
Ginkgo biloba fails drug test
The herbal supplement Ginkgo biloba fails to prevent Alzheimer’s disease or other dementia, a large trial finds.
- Psychology
Your body is mine
Scientists have developed a technique for inducing an illusion of having swapped one’s own body with someone else’s body, providing a new means for investigating self-identity and body-image disorders.
