Expensive lighting isn't automatically smarter.

Red light therapy has long been used to reduce inflammation and improve skin texture, which is why LED devices are having a moment—you can reap some of the benefits without booking a professional ...

Many people believe that the LED was discovered by US researchers working in the 1960s. In fact, Henry Round at Marconi Labs noted the emission of light from a semiconductor diode 100 years ago and, ...

More than one-fifth of US electricity is used to power artificial lighting. Light-emitting diodes based on group III/nitride semiconductors are bringing about a revolution in energy-efficient lighting ...

As Strip stagnates, Gazans plan first large anti-Hamas protest since ceasefire Demonstration organized by dissidents abroad looks to bring crowds into streets Friday to call for better living ...