An curved arrow pointing right. Researchers at the University of Washington have created a cell phone that uses so little power, it never needs to charge and doesn't have a battery. Instead, it ...

LG Display is introducing a new contender with its latest Hybrid Tandem OLED structure, which promises 15% lower power ...

Whether you're facing a blackout or off-grid adventure, this compact gadget lets you charge your phone and power a light — no ...