Academic studies are fine. But when you want the boss to approve millions for an overhaul, it sure would help if you could demonstrate the connection between lighting and the company's bottom line. A new toolkit aims to do just that.

If you want a Nobel Prize, you have to meet lofty expectations. So what has the blue LED done to earn its inventors the grand honour? For starters: It is bringing light to millions of people with no electricity.

It looks like the sun... but it isn't. It's a brand artificial skylight which, for the first time, recreates the scientific phenomenon that makes the sky appear blue.

A hundred new 'smart cities,' $1.2 billion, and a gung-ho Prime Minister Modi are all pulling in LED vendors who want to build the backbone of intelligent urban networks.

Earlier this week we wrote that office workers confined to spaces away from natural light are tired and weary compared to their colleagues by the window, as a U.S. study observed. 

Now, like the proverbial string of buses, another study has come right along revealing the same general effect and more: People who work near the window laugh more.

The latest twist in the good light/bad light health saga is an alarming one: Exposure to even low levels of bedroom light could stop a key breast cancer drug from working, U.S. research suggests.

There is great potential for energy efficiency improvements in appliances such as lighting, says a recent research paper. However, government measures to promote the manufacture and purchase of such equipment are often misconceived and counter-productive. 

Lighting technology could provide a basis on which to build data networks to power other technologies and services, speakers at the International Lighting Fixture Design conference said last week.

John Aston, the newly inaugurated president of the Society of Light and Lighting, has called on the lighting industry to promote awareness of links between lighting and public health.  

Join the Lux Review team and leading LED players for a special conference on solid state lighting, titled ‘Rediscovering LED – its technology and application’.

A study by researchers at a Madrid university which found that LEDs can be damaging to retinas has sparked a fresh health scare.

Dr. Celia Sanchez Ramos of Complutense University, who has been investigating what’s known as the ‘blue light hazard’, predicted ‘an epidemic’ of retina problems due to increased exposure to LED lighting.

A study by researchers at a Madrid university which found that LEDs can be damaging to retinas has sparked a fresh health scare.