(Nanowerk News) It is no mystery that light is essential to human life. Since the discovery of fire, humans have developed various artificial light sources, such as incandescent lamps, gaslights, ...

Researchers developed a novel tunable ultrasonic liquid crystal light diffuser that allows changing the diffusion direction It is no mystery that light is essential to human life. Since the discovery ...

After a tiring day at work or school, many turn to aromatherapy for instant stress relief or a way to quickly initiate sleep. Though candles may seem like the obvious option, there’s nothing more ...