DIY Ultrasonic acoustic levitation

[Mike] saw a few videos of ultrasonic acoustic levitation rigs put together by student researchers. Figuring it couldn’t be that hard to replicate, he set out and built his own using surplus parts and whatever was sitting around his parts drawer.The build began with a huge ultrasonic transducer ...

Mario plays piano with a little help from Raspberry Pi

[David] has created his own live robot band to play live versions of the music and sound effects of NES games. Most of us who grew up in the 80’s and 90’s have the music of Nintendo games burned into our brains. While there have been some amazing ...

Sawaya's Melting Man: The Art of the Brick

World-renowned New York-based Lego artist Nathan Sawaya has a unique and inspired vision when it comes to creating large-scale sculptures from Lego bricks. His work has been shown across the United States and in countries around the globe, including Israel, China, Australia, Taiwan, and Singapore. Many of his ...

Strange Brew: Using Science to Make the Perfect Cup of Coffee

The team at Alpha Dominche is trying to design the perfect cup of coffee while getting high on its own supply.Unsurprisingly, Khristian Bombeck, the founder of Alpha Dominche, was wired on caffeine when he had the idea that he hopes can revolutionize the coffee world. “I was highly ...

Make a WiFi Weather Station With Arduino and the CC3000 chip

As open-source hardware users and makers, we love playing with new chips, boards and tools. And there is one chip which is quite popular these days: the CC3000 WiFi chip from TI. This chip comes with many promises: cheap (around $10), easy to use, low-power … It was ...

Pi Powered Presentation Screen

One of the first developments as Head Teacher at my new school, Ivy Chimneys Primary School is to introduce a large LED screen in the foyer area to display information about the school and to share children\\'s work.After a summer of exploring lots of digital signage solutions, many ...

Classic PDA finds second life as a network touch screen display

[Tomas Janco] had an old Casio Pocket Viewer PDA collecting dust. Rather than throw it away, He decided to re-purpose it as a display for time, weather, and the current status of his garage door.The Casio Pocket Viewer was a competitor to the Palm Pilot. The two systems ...

Functional NES controller coffee table

For reddit user [the_masked_cabana], button mashing has taken on a whole new meaning.His gigantic NES controller coffee table makes it hard to punch in the Konami code without breaking a sweat.Even before discussing the electricals, this is one impressive build.Each component was cut from multiple layers of MDF ...

Motobrain: High Tech Automotive Power Distribution Unit

A high tech automotive power distribution unit and fuse block that you program and can control from your smartphone or tablet.The Motobrain PDU (power distribution unit) is a next generation, high tech, fuse block and power distribution unit for use with 12V systems. The system will control a ...

Building my primitive camping truck

So for this build I was pretty picky about the vehicle I was going to use for the build. After all it was going to have to get me around town daily yet be rugged enough and capable enough to drive me to remote destinations. Here is the ...

Octoscroller takes the Hexascroller to the next level

The folks at NYCResistor have a new toy in the Octoscroller. For a couple of years now the NYCResistor crew has used the HexaScroller as a clock and general alert system. Now that RGB LED panels are cheaply available, the group decided to upgrade both the number of ...

One man’s microwave oven is another man’s hobby electronics store

There are loads of Internet content depicting the usefulness of salvaged innards found in defunct microwave ovens. [Mads Nielsen] is an emerging new vblogger with promising filming skills and intriguing beginner electronics content. He doesn’t bring anything new from the microwave oven to the dinner table, yet this ...

Robotic tentacles for a disturbing haunted house

[ivorjawa] is putting on a haunted house this Halloween that we really don’t want to go to. His robot tentacle is already supremely creepy, and we’re assuming it will only be more frightening once it’s covered in fabric and foam rubber.Each tentacle can move on two axes thanks ...

These Tiny, Personal Submarines Take The Next Step Toward Making Everyone An Explorer

The next Age of Exploration may just be beginning. For centuries, lone explorers have led us over the horizon sponsored by monarchs, governments, and space agencies. Now it\\'s your turn.Cheap drones, rovers, PhoneSats, and quad-copters are arriving in garages in unprecedented numbers. Packed with sensors and microcomputers, these ...

Giant video walls powered by a Raspberry Pi

There’s no denying that giant video walls are awesome, but creating one usually means a fairly complex setup with either multiple computers or very expensive video cards. Now, with Pi Wall, you can make a video wall as large as your wallet will allow with only one Raspi ...

Tiny tiny house

This is the first tiny house we have built, so it was enough of a challenge to build that the documenting side was let slide to a fair extent. Regardl... As we used an old trailer frame to build this on, we started by demolishing the trailer, separating ...

Meet MICO, Arduino users' new best friend

MICO makes it easy for Arduino to talk on Android & iPhones, so that you create even more awesome projects!1: answering machine + remote control: see video where I use MICO to start my car\\'s engine: http://youtu.be/xdTZt-yp2os I used one of MICO\\'s output to toggle a remote starter ...

A 23 feet tall pyramid with 0.31 mile of LED strips

This year the Disorient Camp at Burning Man built a 7m tall pyramid with over half a kilometer of LED strips. For this special occasion several artists had developed patterns for this massive LED display, animating the parties happening every night in front of this build.To handle the ...

Make a microkite-flying machine

Many people try to fly microkites in the breeze from a desk fan. Almost every single one fails, due to the extremely turbulent nature of the breeze f... The machine started with the motor. It\\'s a microwave motor from Ebay, which is geared down to 4rpm, and has ...

Stripping Kindle DRM with Lego

Consider a book sitting on a shelf. You can lend it out to a friend, you don’t need a special device to read it, and if you are so inclined, you can photocopy it. This isn’t true with Kindle eBooks.