News
- Earth
Bird’s-eye view of Antarctic ice loss
Satellite images of Antarctica between 1992 and 2006 indicate that the continent was losing ice much faster at the end of that period than it was a decade before.
- Health & Medicine
HIV variant might help vaccine search
Scientists have discovered an unusual HIV protein in a Kenyan woman that makes the virus vulnerable to antibodies.
- Earth
Switchgrass may yield biofuel bounty
Making ethanol from switchgrass yielded more than 5 times more energy than needed to grow the crops in a large-scale farming trial.
- Health & Medicine
Sleep disruption and glucose processing
Shallow sleep can depress the body's ability to process glucose efficiently.
