Discover an incredible DIY method to breathe new life into dead batteries using just saltwater and a magnet, eliminating the need to buy replacements constantly. This video demonstrates how common ...

AA and magnetic charging, Lightspeed and Bluetooth ... the first that lets you use an AA battery when you’re on the go — and the first Logitech wireless mouse with a supercapacitor inside ...

[Project Farm] has a video in which a wide variety of AA cells are analyzed and compared ... the most from your money the next time you’re battery shopping. The video embedded below demonstrates ...

Well lookie here, induction charging has reared its electromagnetic head in the convenient form of a AA battery ... be affected by the presumably strong magnetic field.