Uncategorized
- Space
Dry ice, wetter Mars
A previously unknown reservoir of frozen carbon dioxide could periodically vaporize, thickening the atmosphere and allowing liquid water to flow on the Red Planet’s surface.
- Earth
Ozone loss made tropics rainier
Hole over Antarctica changes weather patterns all the way to the equator, simulations suggest.
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Body & Brain
Hockey concussions take progressively longer to heal, plus rotavirus vaccines and declining stillbirths in this week’s news.
- Chemistry
Pesticides tied to lower IQ in children
Chemicals once sprayed in homes — and still used on farms — were found to have significant effects in three studies.
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- Health & Medicine
Flies on meth burn through sugar
Cellular effects may explain why addicts often have a sweet tooth.
- Health & Medicine
Mucus-related gene tied to lung disease
People with pulmonary fibrosis are much more likely to make excess amounts of a normally beneficial protein, a study finds.
- Health & Medicine
Experimental Biology 2011 conference
Even larvae can love the blues, plus distemper’s roots, fat-busting blueberries and more meeting news.
- Life
Gut bacteria come in three flavors
Everybody has one of a trio of types — and which one seems to be less important than how the bugs behave.
- Physics
Scientists see the one-way light
Nonlinear materials that allow directional discrimination of waves could be used to make components for light-based computers.
- Space
Atom & Cosmos
How to hunt for extraterrestrials, plus cosmic bursts, horseshoe orbits and more in this week’s news.
- Humans
Killing fields of ancient Syria revealed
Stone corrals were used to trap whole herds of animals for mass slaughter.
