John Fish steered his company, Suffolk Construction Co., through the Great Recession of 2009 with a cheerful optimism and plenty of ambition.

In recent years, Israel has made a name for itself as a high-tech power house. Thousands of start-up companies have been established, and major international firms have flocked to Israel's growing tech sector to set up local research centers.

With the decentering complete of the fixed trusses that shape the daring kinetic roof of the Atlanta Falcons stadium, the steel erector is adding the eight movable parts, called "petals," that will close and open like an oculus.

In an effort to prevent train accidents on a new $2.3-billion, 10-mile-long extension line in San Francisco, the Berryessa-Valley Transportation Authority/Bay Area Rapid Transit (BART) team is installing a railroad intrusion-detection system (RIDS) that uses warning devices originally developed for protecting shipping ports from break-ins.