Davey defends UK energy policy

Davey defends UK energy policy

Ed Davey has responded to accusations that the coalition ‘doesn’t have an energy policy’, saying the government ‘is tackling the legacy of decades of under-investment in the UK’s energy infrastructure’.

Smart lights help shoppers find groceries

Smart lights help shoppers find groceries

Philips is piloting a Li-Fi system for retailers, which allows ‘intelligent’ LED lights in shop ceilings to communicate with shoppers through a smartphone app. 

REVIEWED  Small downlights

Small downlights

Ditching those ageing halogen downlights? Looks like an LED upgrade is in order. Lux's technical editor Alan Tulla assesses the options available.