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Sheesh Mahal row: AAP leaders who were denied entry into CM's residence turn towards PM's house | Anna University sexual assault accused is a DMK supporter, not member: MK Stalin | Ajit Doval, Raja Dato discuss bilateral cooperation during India-Malaysia Security Dialogue | US President-elect Donald Trump threatens to use economic force to make Canada 51st US State, Justin Trudeau retorts sharply | Elon Musk raises concern on 'world population decline' including that of India, China | Indian-origin Anita Ananda might replace Justin Trudeau as Canadian PM | 'I won't bite': Kamala Harris tells Senator's husband as he refuses to shake hands with her | Centre announces memorial for Pranab Mukherjee, his daughter thanks PM Modi for 'gracious gesture' | Delhi assembly elections on Feb 5, results on Feb 8 | Allu Arjun visits boy injured during Pushpa 2 stampede in Hyderabad
First battery-free cellphone makes calls by harvesting ambient power

First battery-free cellphone makes calls by harvesting ambient power

Jul 13, 2017, at 12:36 am

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

Next generation batteries could provide power to microsatellites, cubesats

Feb 12, 2017, at 12:32 am

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.