Development Tools Of The Prop-Making World

We’ve seen them before. The pixel-perfect Portal 2 replica, the Iron Man Arc Reactor, the Jedi Lightsaber. With the rise of shared knowledge via the internet, we can finally take a peek into a world hidden behind garage doors, basements, and commandeered coffee tables strewn with nuts, bolts, and other scraps. That world is prop-making. As fab equipment like 3D printers and laser cutters start to spill into the hands of more people, fellow DIY enthusiasts have developed effective workflows and corresponding software tools to lighten their loads. I figured I’d take a brief look at a few software tools that can open the possibilities for folks at home to don the respirator and goggles and start churning out props.

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Hackaday Prize Party This Saturday At The SuperConference

Last year marked the first-ever Hackaday Prize, where we challenged you to build a connected device so compelling that we’d send you to space. We awarded the Prize at a party following a day-long, multi-track hackathon in Munich, Germany. A great time was had by all.

This year, the Hackaday Prize itself is even bigger, the challenge even more ambitious, and the festivities are going to be even grander. So come join us in San Francisco this coming Saturday as we award the 2015 Hackaday Prize and throw a (free) prize party to celebrate!

The awards will be part of the first-ever Hackaday SuperConference. We’re bringing together the best minds in hardware hacking and there’s a place for you. The conference will be packed with hardware workshops, talks, food, and fun. (Don’t delay — you have three more days to buy a SuperConference ticket before prices double.) The super-charged scheduled of events have just been published.

judges-at-hackaday-prize-partyDirectly after the SuperConference, we’re opening the doors to everyone at 5:30pm — whether you’re attending the conference or not — for the presentation ceremony followed by the Hackaday Prize Party.  Many of our judges will be on hand to present the prizes and to socialize afterward: Elecia White, Lenore Edman, Windell Oskay, Ben Krasnow and Peter Dokter. Get your free Awards Ceremony ticket now!

As you know, the grand prize is a Trip to Space for the project most likely to help solve some of our hardest  challenges. Come cheer for your favorite!

Because we had so many polished projects last year, we’ve also expanded the Hackaday Prize in 2015 to include a Best Product award. Seven of the ten finalists will be on hand to find out who will go away with $100,000 in cash and a residency at the Supplyframe Design Lab in Pasadena. It’s going to be an exciting night.

Dinner is included with this free event, there will be a cash bar, and the music and festivities will carry on until 10:30pm. Please RSVP to help us plan the dinner arrangements. See you on Saturday!

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The 2015 Hackaday Prize is sponsored by:

Who Is Responsible When Machines Kill?

This morning I want you to join me in thinking a few paces into the future. This mechanism let’s us discuss some hard questions about automation technology. I’m not talking about thermostats, porch lights, and coffee makers. The things that we really need to think about are the machines that can cause harm. Like self-driving cars. Recently we looked at the ethics behind decisions made by those cars, but this is really just the tip of the iceberg.

A large chunk of technology is driven by military research (the Internet, the space race, bipedal robotics, even autonomous vehicles through the DARPA Grand Challenge). It’s easy to imagine that some of the first sticky ethical questions will come from military autonomy and unfortunate accidents.

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Finally. A Working JetPack

Well, it’s either an extremely well edited video, or [JetPack Aviation] has actually come up with a working JetPack.

According to their site, this JetPack has been in development for the past 25 years, and the current revision is capable of speeds of up to 100mph, and lasts for over 10 minutes. Just last week they flew it around the Statue of Liberty for a promo — yet this is the first time we’re hearing of it…

There’s a documentary coming out next year about the development of it, so it seems like a lot of effort to go to if it’s simply a hoax…

Watch their maiden JetPack flight after the break, and let us know what you think!

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Turning A Teensy Into A U2F Key

Last month, GitHub users were able to buy a special edition Universal 2nd Factor (U2F) security key for just five bucks. [Yohanes] bought two, but wondered if he could bring U2F to other microcontrolled devices. he ended up building a U2F key with a Teensy LC, and in the process brought U2F to the unwashed masses.

Universal 2nd Factor is exactly what it says on the tin: it doesn’t replace your password, but it does provide a little bit of extra verification to prove that the person logging into an account is indeed the person that should. Currently, Google (through Gmail and Google Drive), Github, Dropbox, and even WordPress (through a plugin) support U2F devices, so a tiny USB key that’s able to provide U2F is a very useful device.

After digging into the U2F specification [Yohanes] found the Teensy LC would be a perfect platform for experimentation. A U2F device is just a USB HID device, which the Teensy handles in spades. A handy library takes on ECC for both AVR and ARM platforms and [Yohanes’] finished U2F implementation is able to turn the Teensy LC into something GitHub was selling for $5.

It should be noted that doing anything related to security by yourself, with your own code is dumb and should not be considered secure. Additionally, [Yohanes] didn’t want to solder a button to his Teensy LC, so he implemented everything without a button press, which is also insecure. The ‘key handle’ is just XOR encryption with a fixed key, which is also insecure. Despite this, it’s still an interesting project and we’re happy [Yohanes] shared it with us.

3D Printed Eyeglasses, VR Lenses

[Florian] is hyped for Google Cardboard, Oculus Rifts, and other head mounted displays, and with that comes an interest in lenses. [Floian] wanted to know if it was possible to create these lenses with a 3D printer. Why would anyone want to do this when these lenses can be had from dozens of online retailers for a few dollars? The phrase, ‘because I can’ comes to mind.

The starting point for the lens was a CAD model, a 3D printer, and silicone mold material. Clear casting resin fills the mold, cures, and turns into a translucent lens-shaped blob. This is the process of creating all lenses, and by finely sanding, polishing, and buffing this lens with grits ranging from 200 to 7000, this bit of resin slowly takes on an optically clear shine.

Do these lenses work? Yes, and [Florian] managed to build a head mounted display that can hold an iPhone up to his face for viewing 3D images and movies. The next goal is printing prescription glasses, and [Florian] seems very close to achieving that dream.

The last time we saw home lens making was more than a year ago. Is anyone else dabbling in this dark art? Let us know in the comments below and send in a tip if you have a favorite lens hack in mind.

IndieGoGo Project Offers DNA Editing For The Home

CRISPR is the new darling of the genetics world, because it allows you to easily edit DNA. It is far more effective than previous techniques, being both precise and relatively easy to use. According to this IndieGoGo project, it is coming to your home lab soon. Genetic researchers love Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR) because it allows you to very precisely edit a DNA strand. Using a protein called CAS9, CRISPR can find a very specific sequence in a DNA sequence and cut it. It occurs naturally in cells as part of the immune system: by finding and remembering parts of virus DNA, a cell can recognize and attack it when infected. For the genetics researcher, this allows them to insert new DNA sequences at specific points in the genes of any living cell.

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