A steampunk combination sketchbook

book

[Admiral Aaron Ravensdale], fine craftsman of steampunk wares, just finished up a new project. It’s a sketchbook protected by two layers of security, covered in gilded leather and drenched in the expositions of a [Jules Verne] novel.

The first layer of security for this sketchbook is a combination lock. On the cover are four switches, each with four positions. … Read the rest

Print your own 30 round AR15 magazine

AR

Here’s a 30 round magazine for an AR15, made just in time to add to the national conversation over things that look scary.

This magazine is the product of Defense Distributed who have previously graced the front page of Hackaday with their 3D printed scary bang bang machine. While continuing to work on their WikiWeapon – a gun … Read the rest

Nerf Sentry Gun for the Apocalypse

nerf-sentry

If you’ve ever wanted to shoot someone with a Nerf gun, but just didn’t have the energy to get off the couch, this hack may be for you. It’s also a good way to ward off zombies if another apocalypse, Mayan or otherwise, is on the horizon.

Although the effects are very cool, as seen in the video after … Read the rest

Train set built in a suitcase does more than you’d think

automated-suitcase-train-set

[Mario] can take his train set on the road with him because he build the thing inside of a suitcase. That in itself is pretty neat, but he pulled off more than just laying down a ring of track and surrounding it with realistic scenery. This train set is automated.

The suitcase itself looks a bit funny and that’s because … Read the rest

An even more useless machine

Useless

Here’s the most useless machine we’ve seen so far. It comes from the workshop of [forn4x] and happily turns itself off whenever any one of its eight switches are flicked to the on position.

The build began when [forn]‘s Canon 850i printer gave up the ghost because of a broken print head. All the other electronics and mechanics were still … Read the rest

FireHero: Raspberry Pi Controlled Pyrotechnics

Fire Hero 3

To put on a live pyrotechnic show at a music festival, [Chris] built the FireHero 3. The result is remotely controlled flames shooting up to 100 feet in the air.

The system is controlled by a Raspberry Pi and an Arduino. A server runs on the Pi and allows a remote computer to control the system. The Pi sends … Read the rest

Watermelon air boat

watermelon-air-boat

We think you’ll turn a few heads in Central Park if you’re driving a water melon around when everyone else is piloting sailboats. This watermelon is both sea worthy and radio controlled thanks to the work which [Starting Electronics] put into it.

We used this image because it shows you what’s inside of the hull, but you don’t want to … Read the rest