In a major breakthrough, scientists have successfully harnessed magnetic fields to control light-emitting diodes (LEDs). This new technology has the potential to revolutionize the way we use light in our everyday lives, as LEDs can now be switched on or off in response to magnetic fields. By placing a small magnet near an LED, it can be turned on or off at will. This could be used in a variety of applications, from controlling the brightness of a light in a room to creating interactive displays for advertising. Furthermore, the technology could be used to create a new type of “smart” lighting system that uses magnetic fields to control the flow of light. It’s an exciting development that could revolutionize the way we use light in the future.

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source: Phys.org