A diode is a tiny component that controls the flow of electricity by allowing current to pass in only one direction. This ...

Our planet’s magnetosphere has seen dramatic shifts across its history—even total reversals—but this recent wrinkle doesn’t ...

Scientists fear warming is driving a collapse in the ocean currents that shape climate far and wide. The ice-choked waters ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...