The white heat of technology: Phil Rhodes talks about white light and a possible means of obtaining it with the minimum possible use of power.
While the rest of the top tier television manufacturers are dropping prices of their 4K/UHD televisions, LG aims to trump the competition with the world's first OLED 4K television and a massive pre-release price cut.
LED lights are a big hit. With low power consumption, long life bulbs, a relatively high light output and little heat radiating onto the set, they have become highly sought after. Kieron Seth looks at the plusses and pitfalls of LED lighting.
HMI remains a viable and useful lighting technology. Phil Rhodes explains the science behind this enduring type of illumination