Microsoft Excel 2019 is a powerful management tool for many business owners. It combines the simplicity of a cell-based information system with formatting features that both highlight important data ...

A planned high-voltage transmission line linking Tucson and El Paso has won major financial support from the U.S. Department of Energy, promising electric customers in Tucson and across Arizona a key ...

A helicopter with a worker dangling beneath it buzzed among a row of newly built transmission towers north of Willcox last Sunday as construction continued on a multi-billion-dollar wind-energy power ...

An inherent principle of publication is that others should be able to replicate and build upon the authors' published claims. A condition of publication in a Nature Portfolio journal is that authors ...