How fish overcame the tragedy of the commons
The tragedy of the commons occurs when individuals acting in their own interest cause widespread harm. It can take the form of overuse of common resources, or of air- or […]
The tragedy of the commons occurs when individuals acting in their own interest cause widespread harm. It can take the form of overuse of common resources, or of air- or […]
Engineering has always been about the wise use of resources. Traditionally, the profession focused on resources in the microeconomic sense. That is, the economic interests of the owner, employer, or […]
At 101 stories, the Saint Regis Tower in Chicago is the world’s tallest building by a woman architect, Jeanne Gang. Previous blogs have discussed the work of women architects—both contemporary […]
Keeping interior spaces cool in summer is much less energy- and carbon efficient than heating them in winter. For this reason, most of the CALGreen provisions for making buildings energy […]
In the Middle Ages, alchemists sought in vain to turn base metals into gold. Now all that remains of alchemy is some laboratory equipment. But imaginative urban planning offers a […]
The National Academy of Sciences has published our committee’s final report, in which we address the public comments on our previous reports and the study overall. Our committee provided oversight […]
When I was a graduate student in the 1980s, papers about high-performance concrete nearly always started out by explaining that “high performance” means more than high strength. Then they went […]
Beton’s Kevin MacDonald designed the concrete mixture proportions and performed thermal control modeling for the I-91 Brattleboro Bridge in Vermont. The bridge took First Place in the Infrastructure Division of […]
Agricultural concrete must be durable because farm animals generate wastes that are acidic and contain sulfates, chlorides, and other salts. Between the animal wastes and the cleaning that keeps the […]
Members of the Hmong American Farmers Association (HAFA) got a preview of their new Brussels sprouts harvester last week. HAFA is a cooperative that owns 150 acres near Rosemount, MN. […]