Here’s why energy saving light bulbs have become so popular and how they light up our homes, schools and workplaces. When you purchase through links on our site, we may earn an affiliate commission.

In low-energy bulbs an electric discharge passes through argon gas containing mercury, which generates UV light. This in turn activates the coating on the inside surface of the bulb, which shines ...

At first glance artist Ryosuke Fukusada’s wooden light bulb looks like it was simply carved from a solid block of wood, and meant to hang from a ceiling as an art piece. But surprisingly it actually ...