PVC air cannons are great, and everyone should build one of these at some point in their life, but what really makes this build exceptional is the valve. [Ben] created a piston valve for this ...

Go back in time with past Blue Peter presenter John Noakes, as he shows you how to make your very own ping pong cannon ball. This video can not be played To play this video you need to enable ...

[Scott] built a confetti canon to spice up the party. It’s pneumatic and re-purposes a fire extinguisher as the air tank. He had a refillable extinguisher that used water instead of chemical ...

This will keep your confetti pieces secure until you're ready to fire! Now you have your very own confetti pig canon to celebrate the Lunar New Year!

This new four-barrel 30mm cannon was dubbed the GAU-13/A. Once complete, it weighed in at just 333 pounds and stretched just over nine feet long, making it roughly half the weight of the GAU-8 at ...

While you could build a LEGO Fortnite cannon as a stationary defensive structure, if you have a friend or follower with you, the best place to put one of these contraptions is on top of a vehicle.

You can use any of these free tools to measure Wi-Fi signal strength, but make sure to first go through all the features, limitations, and ease of use. Apart from dBm, RSSI is also another unit to ...

Read our quick and easy guide to learn how to make a small business website. We’ll walk you through important design considerations, helpful tools, and how to get your site live.

Canon has updated its entry-level Pixma range of printers. The TS3750i series of all-in-one printers are the successor models ...