Key cellular mechanism that triggers pneumonia in humans
Researchers have demonstrated that influenza virus impairs the immune response to pneumococcus, especially monocyte activity.
Evidence for carbon-rich surface on Ceres
Astronomers have concluded that the surface of dwarf planet Ceres is rich in organic matter. Data from NASA's Dawn spacecraft indicate that Ceres's surface...
Increased risk for breast cancer after childbirth may last more than 20 years
The increased risk for breast cancer that occurs after childbirth can last more than 20 years. The risk may be enhanced when a woman...
Millions of low-risk people with diabetes may be testing their blood sugar too often
For people with Type 2 diabetes, testing blood sugar levels becomes part of everyday life. But a new study suggests that some of them...
Topological matters: Toward a new kind of transistor
An experiment has demonstrated, for the first time, electronic switching in an exotic, ultrathin material that can carry a charge with nearly zero loss...
Lifespan extension at low temperatures is genetically controlled
A new study indicates that lifespan extension at lower temperatures is not just a matter of turning down the thermostat: it's under active genetic...
Your brain on imagination: It’s a lot like reality, study shows
New brain imaging research shows that imagining a threat lights up similar regions as experiencing it does. It suggests imagination can be a powerful...
Tiny droplets of early universe matter created
Researchers have created tiny droplets of the ultra-hot matter that once filled the early universe, forming three distinct shapes and sizes: circles, ellipses and...
Small and isolated habitat patches crucial to species survival
Small, local patches of habitat could be playing a much bigger role in conserving biodiversity than you think, according to new research.
Optimal blood pressure treatment for stroke patients
Aggressive treatment of hypertension in stroke patients could do more harm than good in the long term, according to a new study.