Abstract: Aiming at improving the speed regulation performance of permanent magnet synchronous motor (PMSM) under aperiodic and periodic disturbances, a variable rate supertwisting (VRST) sliding mode ...

These battery-powered saws are even more powerful than their gas-powered competition. Plus, they're quieter and easier to start. By Stan Horaczek Published Sep 21, 2025 9:56 AM EDT We may earn revenue ...

OpenAI has added a setting that lets Plus, Pro and Business users control how quickly GPT-5 with Thinking responds. The option appears in the message composer on the web and lets users trade off ...

Abstract: Full-power converter variable-speed pumped storage (FPC-VSPS) is a promising technique for flexible power regulation in small-scale distributed hydroelectric power plants. However, ...

Chery Malaysia has launched the facelifted Chery Omoda 5, now known simply as the Chery O5 in Malaysia, with only one variant available, priced at RM116,800, on-the-road, without insurance. The ...

Space enthusiasts and scientists are watching the sky closely. An asteroid the size of an aeroplane is approaching. NASA confirmed asteroid 2025 QV9 will pass by Earth. The space rock will fly by on ...

Add articles to your saved list and come back to them any time. If you want to know how China and Australia are competing for influence in the Pacific Islands, here’s a microcosm of the contest.