It is the time of year when decorations appear everywhere and everyone has a preferred style, from bright flashing lights to something more understated. Christmas decorations are meant to be cheerful, ...

Flickering LED tea lights are a friendly and safe alternative to having flaming little pots of wax situated around your home, but sometimes the flicker scheme leaves something to be desired. [Roger ...

Twinkling lights aren't just pretty -- if they're flickering at a specific frequency, they could also treat Alzheimer's disease. A group of researchers have tested the effectiveness of LED lights ...

Add Yahoo as a preferred source to see more of our stories on Google. Person installs an LED lightbulb into light fixture - Kunlathida Petchuen/Getty Images Light Emitting Diode (LED) lightbulbs have ...

Catherine Manning currently receives funding from the Medical Research Council and The Leverhulme Trust, and has previously received funding from the Wellcome Trust. Arnold J Wilkins has previously ...