In the sterile, LED-lit gloom of an office, a solar panel is about as useful as a sundial. Traditional silicon cells are built for the unfiltered ... Every door sensor, remote control, and thermostat ...

Researchers said the breakthrough "paves the way for electronics powered by the ambient light already present in our lives." ...

A new solar cell technology designed to recharge devices such as remote controls by harvesting ambient indoor light was just unveiled.