Atomic MEMS Battery has 50 Year Charge
notestein writes "Working for DARPA, a couple of Cornell researchers (Amil Lal, Hui Li ) have developed a battery that uses decaying nickel-63 to drive a flexing MEMS cantilever to generate electricity. They expect a production version to produce useful energy for at least 50 years."
Microwave replacement
Heater
Photographic film eraser
Electromagnetical warfare
Rodents killer
Hair remover
And I'm sure Al Qaeda can think of more wonderful uses.