Abstract: Stacking the mass block (MB) is a key process in maintaining the operation of a gravity energy storage system (GESS), and the energy consumption during this process directly affects the ...

Iryna Zarutska and Decarlos Brown, Jr. (Photo illustration: Yahoo News; photos: Facebook, Mecklenburg County Sheriff's Office via AP) On Aug. 22, Iryna Zarutska, a 23-year-old Ukrainian refugee, was ...

Tens of millions of voters have had their citizenship status and other information checked using a revamped tool offered by the Trump administration, even as many states — led by both Democrats and ...

North Carolina officials addressed transit safety concerns Wednesday in the wake of the fatal stabbing of a Ukrainian refugee on Charlotte's public transit system. Iryna Zarutska, 23, was killed on a ...

Abstract: The increasing penetration of distributed energy resources (DERs) necessitates improvements in power system reliability, economic efficiency, and integration with energy market operations.