Although the flashlight on an iPhone has worked incredibly well over the years, we’ve recently discovered what we’ve been missing — notably the ability to make the beam brighter, dimmer ...

LEDs were once little more than weedy little indicators with low light output. Today, they’re absolute powerhouses, efficiently turning a flow of electrons into a searing beam of light.

A CLEVER iPhone trick lets you change the shape of the beam of light from its built-in torch. Gadget fans have spotted the handy feature, which has only been out for a few months. You can use this ...