OLEDs: Too little, too late

OLEDs: Too little, too late

It's a mixed bag for organic light-emitting diodes. They're improving and prices are dropping, but LEDs will stay ahead of them until the next big thing comes along, according to a new research note.

Light for wellbeing: We have a long way to go

Light for wellbeing: We have a long way to go

Last week’s LuxLive show was a reminder of how much evidence there is of the profound effect that lighting has on our physiology, productivity and happiness. What we should actually do with that knowledge isn’t so clear.