Crews late this spring will begin boring test shafts into the St. Croix River for structural-load testing that will provide information for the designers of the new bridge south of Stillwater. St.

The US space agency, the National Aeronautics and Space Administration (Nasa), has announced that structural testing of its Orion spacecraft for the Artemis I mission had been successfully concluded.

Arthur Cao outlines how fresh approaches are needed to ensure tracker-based PV systems are designed adequately to avoid unnecessary failures.