LED bulbs come with big promises, like energy savings and lights that will last for years of use without burning out like old incandescents. Many of those promises are true, but we bet you've noticed ...

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 ...

For certain high-security devices, such as card readers, ATMs, and hardware security modules, normal physical security isn’t ...

Famously, the save icon on most computer user interfaces references a fairly obsolete piece of technology: the venerable ...