LED bulbs come with big promises, like energy savings and lights that will last for years of use without burning out like old incandescents. Many of those promises are true, but we bet you've noticed ...

Scientists have developed a way to generate tiny amounts of solar energy at night. It’s true potential could be in space.

Ultraviolet-B (UV-B) semiconductor lasers are highly sought for medical, biotechnology, and precision manufacturing ...

Red light therapy masks are an investment. Besides the cost, they also demand your time and attention in order to pay off. Even knowing all this, I found that the very best red light therapy devices ...