For the first time, scientists have measured a long-sought global electric field in the Earth’s atmosphere. This field, called the ambipolar electric field, was predicted to exist decades ago but ...

Every second, the Earth spins silently through space, its motion and magnetic field largely invisible to us. But now, scientists say this ceaseless rotation might be more than just a cosmic constant — ...

Motors and generators are critical components of electrical systems. They are used to automate numerous industrial processes, circulate liquids for cooling and lubrication purposes, and generate ...