The new technology is expected to cut consumer energy bills, and contractors would only see a modest upskilling to install ...

The incident began around 1 a.m. Oct. 30. An American Canyon officer patrolling Highway 29 near Donaldson Way in American Canyon saw a black BMW speeding north, American Canyon Police Lt. Nicol Dudley ...

Abstract: Metro train rolling bearings operate under variable-speed conditions due to continuous acceleration and deceleration, leading to time-varying characteristics in vibration signals. These ...