A group of researchers from University of Illinois have found in a study that windowless offices had a negative impact on workers health and could cause sleep issues, according to a report by Co. Design.

A lot has been discussed and studied on a bid to understand the most important question - Does light have any effects on human beings?  Light can be categorized into two shades, one being natural: produced by sun while the other is artificial light originating from an electronic display or device.

Sunny weather all year round is now achievable with the installation of nanoparticle LED panels developed by designer Paolo di Trapani and Italy’s University of Insubri, according to a Gizmodo report.