At first glance, cities may appear to be a big source of the greenhouse gases that contribute to global warming. But new research by the nonprofit Center for Neighborhood Technology (CNT), which compares greenhouse gas emissions of city and suburban households, yields some surprising results.

CNT looked at emissions of…

The intersection of art and nature will be the subject of what looks to be a very cool conference in Reno, Nevada, October 2-4. I love this invitation:

Global interest in the intersections of nature and culture has broadened in recent years. In this expanding field, contemporary…

We just came upon this interesting New York Times piece from last October that reports on a plausible link between high levels of lead and crime. Because of a surge in the number of teenagers in the 1990s, people were predicting a spike in crime.  But it never happened. …