Abstract: Sliding mode control is widely used to enhance the speed control performance of permanent magnet synchronous motors (PMSM). However, the slow reaching onto the sliding surface and chatting ...

A new McGill-led study reveals that digital brain exercises can rejuvenate aging brain systems responsible for learning and memory. Older adults using BrainHQ for 10 weeks showed restored cholinergic ...

The city of Dallas is saving all of its libraries, at least for now. The City Council’s Quality of Life, Arts and Culture Committee on Monday directed Dallas Public Library Director Manya Shorr to ...

Iran’s nuclear facility at Natanz was supposed to be sealed off from the outside world, buried underground and protected from foreign attack. But behind the scenes, the United States and its allies ...