We may receive a commission on purchases made from links. Vehicles used to rely on halogen bulbs for headlights, but the industry has largely switched over to light emitting diode (LED) technology for ...

Replay: If you've watched an episode of The Grand Tour and noticed the car LED headlights flickering during the slow motion shots, you've just witnessed an ever increasing problem with modern lights.

The LED, or light-emitting diode, is very unlikely to fail, and if it does, it goes out slowly over the years. Instead, it's the other electrical bits in LED bulbs that fail and cut off the bulb's ...

You might have come across articles saying that the LED light bulb emits blue light which causes a myriad of harmful effects including damage to the retina, macular degeneration and disturbed sleep ...