Health & Medicine
- Chemistry
ENV Tidbits: Corals, nano concerns, and more
News nuggets on climate-imperiled corals, nanotech worries, and soft drinks bearing pesticides.
- Health & Medicine
In the brain, justice is served from many parts
Imaging study reveals variation in brain activity depending on the severity of punishment a person decides.
- Health & Medicine
Pollutants in the womb can trigger adult cancers
Mouse study shows fetal exposure to carcinogens may pose long-term risks.
- Health & Medicine
Antioxidants fail to prevent prostate cancer
Selenium, vitamins C, E don’t lower incidence of prostate cancer in two large trials.
- Health & Medicine
Malaria vaccine closer to reality
The success of two trials sets the stage for a final, large-scale trial that could mean approval of what would be the first vaccine against Malaria.
- Health & Medicine
Lack of sleep has genetic link with type 2 diabetes
Large genomic studies show body rhythms, melatonin may influence sugar levels in the blood.
- Health & Medicine
Honeybee CSI: Why dead bodies can’t be found
Virus could explain one symptom of colony collapse.
- Health & Medicine
Imagination Medicine
Brain imaging reveals the substance of placebos. Expectation alone triggers the same neural circuits and chemicals as real drugs.
- Health & Medicine
Men line up for circumcision in Africa
But demand for the operation, shown to guard against HIV and other infections, exceeds availability.
- Health & Medicine
Fine-scale structure of egg crucial for fertility
Scientists describe the shape of a protein required for conception. These new molecular details will lead to an improved understanding of how sperm and egg unite.
- Health & Medicine
Protein found to set the heart’s cadence
Researchers have discovered a molecular metronome that sets the rhythm of the heart and blood pressure.
- Chemistry
Nanosilver disinfects — but at what price?
Silver demonstrates some unusual immunological impacts at the nanoscale.
