First battery-free cellphone makes calls by harvesting ambient power

Washington, July 12 (IBNS): University of Washington researchers have invented a cellphone that requires no batteries — a major leap forward in moving beyond chargers, cords and dying phones. Instead, the phone harvests the few microwatts of power it requires from either ambient radio signals or light.

Next generation batteries could provide power to microsatellites, cubesats

Washington,Feb 11 (IBNS): Sometimes good things come in very small packages. Just ask Dr. Luke Roberson, senior principal investigator for Flight Research within the Exploration Research and Technology Directorate at NASA's Kennedy Space Center in Florida.