We wish there were more info here than just an interview with one person and no word on just what team she's assisting.
* Scientists used [light-activated nerves](http://www.economist.com/science/displaystory.cfm?story_id=12592264) to help partially paralyzed rats regain the ability to fully breathe. Because, as the article mentions, there are no ventilators for rats.
* Get ready for a whole new level of tacky: [artificial diamonds](http://www.newscientist.com/article/dn16036) now have no size limit.
* In the areas with the worst levels of air pollution in the country, [smog](http://www.time.com/time/health/article/0,8599,1858750,00.html) kills more people than car accidents.
* Researchers offer an explanation for how natural selection prevents the evolution of [a single dominant personality](http://www.physorg.com/news145793087.html). Which is a relief, because that's where we thought the country was going with the rise of the reality TV contestant.