Smoke Ring Generator

What makes vortex cannons so super cool? Is it that they're the perfect blend of weaponry and science? This cannon isn't particularly destructive, but lots of fun regardless. Read about Tesla Down Under's process on creating a huge smoke ring generator or make your own vortex ...more

It's the most wonderful time of the year. Christmas lights are up, stores are crowded, tacky knit sweaters are making an appearance, and there's the constant smell of something delicious baking in the oven. In this week's Phone Snap Challenge, spread some holiday cheer by show ...more

Have you been noticing SpaceX and its launches lately? Ever imagined how it would feel to launch your own rocket into the sky? Well, imagine no longer! In this tutorial, you'll learn how to make a simple augmented reality app for iPads and iPhones by using ARKit. Specifically ...more

What is it about the infamous colored smoke bomb that is so deeply satisfying, so beautiful? Well, first there's an explosion (always fun), which then yields beautiful billowing clouds of saturated color. Check out artist Olaf Breuning's Smoke Bombs, 2008. Here's a rainbow of ...more

Jem Stansfield from BBC's Bang Goes the Theory has "put scientific theory to the test" with his Vortex Cannon. Filmed at 1300-fps, you can see the cannon knock down three different houses made of straw, stick, and brick with an explosive vortex ring. The vortex ring that come ...more

For this project, I decided to rip apart a microwave I found in my neighbor's garbage can to see what was inside. With permission, of course! True story! Video: . The saying goes, "one man's trash is another man's treasure", and with all the parts I found in this abandoned app ...more

The video gives a step by step tutorial on how to replace the water pump, all belts and the shaft seals on a Porsche 944 S2. The video has a German soundtrack but English subtitles are available at YouTube. The repair is shown for a S2, but most steps are the same for other mo ...more

I am writing this quick post in response to the recent earthquakes and tsunamis that are affecting Japan. As soon as the news broke, and we began to hear of tsunami warning for our area, I immediately realized how under prepared I was for a natural disaster. The thing that dro ...more

As someone who’s entering a time of life that involves weddings, reunions, and generally running into people I haven’t seen in awhile, I find myself being shocked by how much people have changed over the years. A lot of times, people will have dropped a bunch of weight, or hav ...more

Hello again ! This is the second part to Fingers from a Hand Analysis perspective.Where as the first Video just covers basic introductions to the Fingers, this part two Video takes things a little bit further and examines ......Finger Shape ;- Length suggesting mental speed, M ...more

WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. Thanks to all of our active moderators and ...more

Welcome to WonderHowTo's first Weekly Community Roundup! Each week we will be featuring the best projects from the community, as well as ongoing challenges and activities you can partake in. WonderHowTo is made up niche communities called Worlds, so if you've yet to join one, ...more

Kick Ass Review Part 2: Gameplay and Design In the game, you can play as Kick Ass, Hit Girl, or Big Daddy. Each charater has a light and heavy attack that can be strung together into small combos. Each character also has three special attacks assigned to the Square, Triangle, ...more

In a time where we're more connected than ever, privacy and security have never been more important. Maybe you're not concerned, but I'm sure there's someone in your life who is, and shopping for them can be daunting. However, with these gifts, you can provide them the tools t ...more

The Augmented World Expo or AWE — if you are a big fan of AR/MR technology, that is a very fitting acronym — is the world's largest conferences dedicated to all things augmented, mixed and virtual reality. AWE is in its 8th year, and with the massive growth we have seen in the ...more

You don't have to be hearing impaired to appreciate one of Android's best audio accessibility features. This one can notify you when a baby is crying, a smoke alarm is going off, or when various nefarious sounds such as breaking glass are heard. It's a native feature for most ...more

Customization has always been the main draw of Android for me, but Apple has an impressive feature on iOS 16 that lets iPhone users create customized emoji wallpapers for their home and lock screens. While Android doesn't have something like that built-in by default, it's easy ...more

The rumors surrounding the next iPhone and Apple's ambitions toward augmented reality have been going on for months, and a fresh development brings back the idea of Apple's Smart Connector bringing the two together. The Verifier, an Israeli news site, claims the next suite of ...more

There's nothing worse than holding an ice cold brewski on a hot summer day and having no way to open it. If you're a Bud fan, you'll have no problem opening the bottle because most mass-market beers have twist-off caps. But if you have a taste for finer, more expensive brews, ...more

Good day to everyone, today I will present some basic and advanced concepts that targets sophisticated attacks on the social basis, also I will write about some steps that can prevent this attacks from occuring, basically we will examine Social Engineering from the angle of at ...more

Everything you post on social media lives there forever — even if you delete it. Just ask anyone that's ever posted something stupid. Instagram does not provide built-in tools to save or download images and videos from other users, but there are workarounds. Third-party tools ...more

Individually addressable LEDs, also commonly called "NeoPixels" after the popular Adafruit product, are a bright and colorful way to get started with basic Python programming. With an inexpensive ESP8266 or ESP32 microcontroller, it's easy to get started programming your own h ...more

There is a whole world of smartphone accessories out there, some of which are more quirky than others and don't get the recognition they deserve. But these sometimes strange, sometimes embarrassing products can really make life easier on your iPhone or Android phone. We've fo ...more