For some years now, manufacturers such as Philips and Osram have been offering retrofit LED lights as an alternative to halogen bulbs. They offer significantly better light, as a comparison test shows ...

Motorcycle headlights are generally pretty flaccid, sorry things to start with, but when you lean a bike over into a corner, things get a lot worse. Unless you're riding something like the BMW K1600GT ...

We look at the different types of headlight bulb and test 10 halogen units to find out which are the leading lights of the bulb world and which don’t make the grade Our test of 10 H4 halogen bulbs ...