LEDs, or light-emitting diodes, are generally the most energy-efficient — and longest-lasting — lighting option currently available. But while the technology is rapidly improving and prices are dropping steadily, LED lighting remains on the pricy side. There’s the rub: LEDs can save lots of money over time in reduced energy bills

Home and office lighting could see a revolution in the next five years, according to Colin Humphreys, a materials scientist at Cambridge University. Humphreys says the key lies with gallium nitride (GaN), a substance already used for some lighting applications such as camera flashes, bicycle lights, mobile phones and interior

The latest improvements to Trafalgar Square include an innovative green-energy lighting system that will not only save money but provide state-of-the-art lighting for the square’s fountains. The new system will enable the fountains to be lit up in different colours to tie in with major events, further enhancing the

Former US President Bill Clinton today announced that his foundation will work with the city of Los Angeles to replace 140,000 streetlights with energy-efficient LED lighting over the next five years. The project would be the “largest LED street lighting retrofit project ever undertaken by a city to date,