An aerial photo taken on Dec 27, 2024 shows the construction site of the Dashixia Water Control Project in Northwest China's Xinjiang Uygur autonomous region. [Photo/Xinhua] The Dashixia Water Control ...

Combined, Cutzamala’s principal dams — Valle de Bravo, El Bosque and Villa Victoria — are 27% fuller than a year ago. (Crisanta Espinosa Aguilar/Cuartoscuro) The Cutzamala System — the chief source of ...

Control system cyber incidents—particularly those originating from even a single compromised or malfunctioning sensor system—can impact vast portions of the electric grid. Despite decades of lessons ...

1 Amsterdam Institute for Social Science Research, University of Amsterdam, Amsterdam, Netherlands 2 IHE-Delft Institute for Water Education, Delft, Netherlands In the Anthropocene, when human ...

The core of automatic door is its control system. The basic principle of au-tomatic door control system is to use PLC to output digital signal and analog signal to inverter to change working power ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

The San Francisco Municipal Transportation Agency (SFMTA) has received the first of four project contract approvals that are required for the city of San Francisco ...

The robot serves as proof-of-concept for the potential of fuel cell-based buoyancy control devices (BCDs) to reduce operating costs for remotely operated or autonomous underwater vehicles (AUVs)Jeff ...