9V batteries are often found in devices that aren’t used very often. If you use a NiCd rechargeable battery you may find it completely discharged by the time you need it. Capacitors on the other ...

A headset worn at home that zaps the brain with the energy of a 9-volt battery could help relieve symptoms of depression, a ...

What stands out in this report is the demonstration of a unique adhesive used to seat its battery. The adhesive can be ...

As you can see in the video below, he uses a 9V battery, a clip, some popsicle sticks, and the wire from a ballpoint pen. He also used a switch, but we couldn’t help but think that was ...

The Hello Kitty fuzz can be operated by 9V battery or by 9V DC from your favourite pedalboard power supply, and it is priced ...

Rechargeable batteries reduce your environmental impact. They can be used over and over for a variety of devices. They better withstand cold temperatures. They're readily available as 9v ...

This weekend is the end of daylight saving time, which means the clock falls back an hour. First responders are encouraging ...

Three out of five fire deaths happen in homes with either no smoke alarms or no working alarms, but Consumer Reports has ...

Some battery-operated units come with lithium batteries that last up to 10 years, while others contain traditional AAA, AA, ...

Alkaline or carbon-zinc batteries are no longer considered hazardous in North Carolina, so your A’s, C’s, D’s and 9V ...

Here's how to safely set steel wool (also called wire wool) alight using nothing more than a 9V battery. It's not difficult but you must take care as the wool and the dish can get very hot - adult ...

The wireless connection and PBT keycaps are a welcome upgrade to a great keyboard design. The screen and high price tag, not ...