We may receive a commission on purchases made from links. Switching to LED light bulbs from traditional incandescent bulbs has been a major benefit in practical ways and ways you may not have thought ...

LED, or light emitting diode therapy, is a skincare treatment that uses varying wavelengths of light, including red and blue. NASA originally developed it for plant growth experiments on shuttle ...

LED lights are the latest thing in home lighting, using less energy and lasting longer than their incandescent cousins. How do they work? Find out in the latest installment of Appliance Science.