In a bi-annual security analysis, spam messages are down, but no one should start breathing…
Month: October 2011
100,000-year-old ochre toolkit and workshop discovered in South Africa
An ochre-rich mixture, possibly used for decoration, painting and skin protection 100,000 years ago, and…
Carbon nanotube muscles generate giant twist for novel motors
Artificial muscles, based on carbon nanotubes yarn, that twist like the trunk of an elephant,…
Inefficient developing world stoves contribute to 2 million deaths a year
An international effort to replace smoky, inefficient household stoves that people commonly use in lower…
Reversing sickle cell anemia by turning on fetal hemoglobin
New research shows it’s possible to reactivate production of fetal hemoglobin production in adult mice…
Scientists reveal surprising picture of how powerful antibody neutralizes HIV
Researchers have uncovered the surprising details of how a powerful anti-HIV antibody grabs hold of…
Deactivating a single protein corrects sickle cell disease in mice
Flipping a single molecular switch can reverse illness in a model of sickle cell disease,…
How the zebra gets its stripes: A simple genetic circuit
Developmental processes that create stripes and other patterns are complex and difficult to untangle. To…
Researchers correct sickle cell disease in adult mice: Protein could be a target for treating people who have the blood disorder
Scientists have corrected sickle cell disease in adult laboratory mice by activating production of a…
Association between menopause, obesity and cognitive impairment
In a study of 300 post-menopausal women, obese participants performed better on three cognitive tests…