The new initiative will swap out the subway system’s 150,000 fluorescent lights with new LED fixtures to save the Metropolitan Transportation Authority an estimated $6 million annually in ...

The new bulbs are officially called field-induced polymer electroluminescent bulbs, or FIPEL for short, and they have the same benefits as LED lighting, but without any of the setbacks.

Plus, the near-infinite palate of LED colors allows GE to emulate its traditional Reveal and Soft White hues. Meanwhile, another company, Philips, is integrating LED bulbs into connective technology.