The movement of waves, patterns that carry sound, light or heat, through materials has been widely studied by physicists, as ...

The War in the Pacific National Historical Park announced a seasonal park guide and park ranger, or interpretation, position opening for the 2025 Summer season. Applications will open on Oct. 21 and ...

Arizona is joining more than two dozen other states in giving convicted felons a foot in the door for employment. In an executive order Monday, Gov. Doug Ducey directed state personnel officials to ...

Mwale, L. and Nhlapo, B. (2026) High Voltage Direct Current (HVDC) Transmission Technology and DC Grids a Comprehensive ...

Calculated by Time-Weighted Return since 2002. Volatility profiles based on trailing-three-year calculations of the standard deviation of service investment returns. Join Tom Gardner, Co-founder and ...