Researchers have developed a battery that is cheap to assemble, biodegradable and made of renewable materials. The new battery is water-activated, disposable, and could significantly reduce the amount ...

When it comes to military electronics – whether in the realm of communications, navigation, or tactical systems – timing and synchronization are critical. When deployed, even the best battery-fueled ...

Dear Heloise: This is a hint on how to hang or rehang something on the wall. In my case, it was a few battery-operated clocks. These clocks have what I call a “keyhole slot” in the back that you hang ...

[Brett] just completed his DCF77 Master Bracket Clock, intended to be a backup to an old logic controlled clock he made. For our readers that don’t know, DCF77 is a German longwave time signal whose ...