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 ...

Four people have been charged a month after vandalism caused more than $46,000 in damage at Lights in the Parkway in Allentown. One man and three juveniles are accused of the damages at the annual ...

Smart light bulbs abound, letting you replace your standard incandescent bulbs with a variety of connected solutions that support phone and voice control. Back when we first started reviewing ...

The rise of at-home beauty treatments has ushered in a new era of high-tech skincare, with red light therapy devices fast becoming the gold standard. Leading the charge? The best LED face masks. While ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Rory Evans Rory Evans is a writer focused on skin-care and beauty products.

Sleep has two phases: non-rapid eye movement (NREM) and rapid eye movement (REM). It also has four stages that repeat in 4 to 6 cycles nightly. Each stage affects your body differently, from light ...

Red light is a popular treatment for skin concerns, especially signs of aging like wrinkles, age spots, and sagging skin. People are also using it to treat hair loss. Whether you want to treat your ...

Our editors handpick the products that we feature. We may earn commission from the links on this page. Those robotic-looking light-up face masks you've seen people wearing on social media aren't just ...