News
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Weighting for Friends: Obesity spreads in social networks
Obesity spreads as a social contagion through networks of friends and relatives, apparently because associating with overweight people encourages a laxer attitude toward weight gain.
- Humans
Universities seek armchair astronomers
Scientists are recruiting online help from the public to classify the shapes of 1 million galaxies in never-before-viewed photographs.
- Health & Medicine
Perception is longevity
Mice lived longer when they were fooled into sensing lower insulin levels than they actually had.
- Planetary Science
Saturn’s retinue: 60 and counting
A little moon, two kilometers across, is Saturn's 60th satellite.
