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.
HMI remains a viable and useful lighting technology. Phil Rhodes explains the science behind this enduring type of illumination
If you don't understand how we see colour, you don't understand colour. This may be the most important lesson about colour you ever read
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.