Remote uses no batteries

How often do you change the batteries in your television remote control?  Yeah, basically never. But that’s a tribute to how efficient the device is and not a reason to overlook this development. NEC is showing off a remote control that uses no batteries. Power is generated using the piezo effect that occurs when a button is pushed. That … Read the rest

Dance floor power generation


With concerns about the environment at an all-time high, do we roll up our sleeves and fix the situation or set our fears aside and dance the night away? [Andrew Charalambous], a nightclub owner in from Britain, doesn’t think we should have to choose, so he installed a dance floor that harnesses power from dancers into one of his clubs. … Read the rest