Abstract: The direct drive circuit breaker by permanent magnet synchronous motor is a new servo technology that can drive the moving contact to complete the opening and closing operation along the ...

Members can download this article in PDF format. The quest to develop consumer products that are more reliable, efficient, and cost competitive is never-ending. While progress is made across all ...

A panel rejected a lower court’s finding that it was most likely illegal for President Trump to use state troops to protect immigration agents from protests. By Charlie Savage and Laurel Rosenhall A ...

A federal appeals court panel late Thursday temporarily lifted a judge’s order ruling President Trump’s deployment of the National Guard illegal, enabling the troops to remain assisting with ...

California National Guard troops guarding the entrance to the federal building in downtown Los Angeles (Edvard Pettersson/Courthouse News Service) SAN FRANCISCO (CN) — Despite a brief victory for ...

The U.S. military troops activated in Los Angeles will continue to stay in Los Angeles, a federal appeals court ruled late Thursday, pausing a previous order that came out a couple of hours prior to ...

To help achieve more precise control of gene therapy, engineers have designed a new control circuit that can keep gene expression levels within a target range. The method could be used to deliver ...

As with internal-combustion vehicles, the advantages of all-wheel drive for electric vehicles have been obvious from the start as has been the potential to provide multiple motors, ideally one for ...

Explains electric current, highlighting that it originates from a battery and requires a complete circuit to flow. It compares electric current to water flowing through pipes, using meters to ...