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Toys

Wall-E Robot Made With LEGO Mindstorms Screenshot-sm 29

An anonymous reader writes "Montreal-based maker Marc-André Bazergui has created a real-life Wall-E robot using a set of motors and a LEGO Mindstorms NXT kit. The 20cm tall Wall-E uses 5 RCX motors and 3 Levers to move and transform just like the animated character, and it took Bazergui over 250 hours to build. Even more impressive, is that Wall-E can be remotely controlled to move around, pick up objects and look up and down. Alternatively, he can be programmed to move on his own accord."
AI

Stanford Students Build "JediBot" Screenshot-sm 157

An anonymous reader writes "By combining a dexterous robotic arm, a foam-padded lightsaber, the movement tracking capabilities of Microsoft's Kinect sensor, and some clever software, students at Stanford University have created what can only be called a JediBot. Using a series of pre-programmed 'attack moves', and Kinect to detect the location of the enemy's light saber, JediBot can attack and defend with surprising grace. For now its attack moves are fairly slow — it can only attack once every 2 or 3 seconds — but presumably you could tweak a knob (and remove the foam padding) to turn JediBot into a real killing machine." I look forward to model that can also "force choke" an opponent.
Debian

Lennart Poettering: BSD Isn't Relevant Anymore 460

halfaperson writes "In an interview with LinuxFr.org, Lennart Poettering speaks freely about his creations, PulseAudio, Avahi and systemd among other things. Naturally, what has stirred up most of the discussions online is Lennart's opinions on BSD. Following the recent proposal to make Gnome a Linux-exclusive desktop, Lennart explains that he thinks BSD support is holding back a lot of Free Software development. He says this while also taking a stab at Debian kFreeBSD: 'Debian kFreeBSD is a toy OS, people really shouldn't misunderstand that.'"
Hardware Hacking

Exercise Your Thumbs and Eyeballs With a Tiny Space Invaders Cabinet 24

dotarray writes with this piece on GamePron with a piece of game pr0n: "If you're big on nostalgia, but small on space, we might just have the solution for you. A clever gentleman has created a teeny-tiny '80s arcade cabinet that will fit happily on your desktop – and while it might look like a mere mock-up, this one actually works, playing Space Invaders on the miniature screen."
Hardware Hacking

Playdough For Fun and Profit 70

morgan_greywolf writes with this snippet from Wired:"You're never too young (or too old) to start learning the joys of electronics. You don't need to know how to solder, or even how to plug circuit components into a breadboard. As long as you're past the 'I'm going to stick this up my nose' phase, this homemade playdough circuit project is a great way to introduce kiddos and adults alike to basic circuits and electricity."
Blackberry

RIM Responds To an Employee's Open Letter 197

An anonymous reader writes "An executive at Research In Motion has written an open letter to the company's leadership, begging them to focus more on user experience, developers, and accountability. 'We urgently need to invest like we never have before in becoming developer friendly. The return will be worth every cent. There is no polite way to say this, but it’s true — BlackBerry smartphone apps suck. Even PlayBook, with all its glorious power, looks like a Fisher Price toy with its Adobe AIR/Flash apps.' RIM decided to address the letter, but their response completely skates over the issues. Unfortunately for them, the original letter triggered many more from current and former employees, who largely agreed with the need for better decisions at the top."
Security

13-Year-Old Password Security Bug Fixed 130

arglebargle_xiv writes "In a sign that many eyes don't really make (security) bugs shallow, a thirteen-year-old password-hashing bug that affects (at least) PHP, some Linux distros (Owl, ALT Linux, SUSE), and a variety of other apps has just been patched. This problem had been present in widely-used code since 1998 without anyone noticing it." Better late than never; reader Trailrunner7 points to this article outlining the dangers of old exploits, given old code for them to toy with.
The Military

Libyan Rebels Weaponize Power Wheels Toys Screenshot-sm 310

Danny Rathjens pointed out a story about the DIY weapons created by Libyan rebels. One of the more interesting is a machine gun drone created from a Power Wheels-style ATV. Rebels outfit the toys with a small cannon and attach controls via long wire. A solider can hide while he uses a small television and simple controls to move the vehicle and fire the gun. A similar system is also outfitted to a toy truck with a machine gun on top.
Image

Lego Fan Creates 250,000-brick Garrison of Moriah Screenshot-sm

Lanxon writes "Usually, the only constraint on building a Lego creation is your imagination. Unless, that is, you build a giant structure which demands its own 'Lego Room.' One Lego fan has done just that: say hello to the Garrison of Moriah, and the 50 metre square room it inhabits. Inspired by the fantastic buildings featured likes of Star Wars and Lord of the Rings, Garrison-creator Gerry Burrows has built a detailed (and huge) sculpture to scale of the tiny Lego people who have the honor of inhabiting it ."
Canada

A New Human-Seeking Drone, Much Cheaper Than a Predator 178

An anonymous reader writes with this envy-inspiring bit from Gizmodo on the Aeryon Scout Quadrotor: "The drone, packing a camera that can ID a human from almost two miles away (using a standard digital cam or thermal vision), can be hand-assembled. Once in the sky, it gyro-orients itself to track whatever it is you're tracking, can hit speeds of over 30 MPH, and is all controllable with a touch remote. Tap a target, and watch the drone zoom over. It's not going to rain down any Hellfire missiles, but hey, it only weighs a kilogram."
Hardware Hacking

NYC Resistor: DIY Hackers Doing Awesome Things 134

HansonMB writes "Founded by a handful of friends who wanted a place to tinker with electronics and meet like-minded hackers for good, NYC Resistor has blossomed into one of the country's most influential hackerspaces. On any given Thursday night, their cozy, cluttered loft workshop is crawling with a diverse crowd of hardcore tinkerers and curious newcomers. Throwing some caution and many user warranties to the wind, they're there to build, refine, break and share everything from toy robots to intricate paper sculpture to open source musical instruments."
Robotics

Working Model Factory Made With Lego Robots Screenshot-sm 63

kkleiner writes "In his continuing obsession with all things Lego, robotic, and awesome, Chris Shepherd recently constructed the Lego Quad Delta Robot System, a full working model of an industrial robotics line in a factory. The Lego Quad Delta Robot System has four flexing arms that can move in three dimensions, each equipped with a pneumatically driven gripper. Those arms pick up blocks moving on two conveyor belts marked with special light sensors that detect the block's position and color. The system can move 48 of these blocks per minute. Oh, and the whole darn thing, including the impressive support frame, is made out of Lego!"
Image

Purdue Claims World Record Goldberg Machine Screenshot-sm 79

With 244 steps The Time Machine, built by by members of the Purdue Society of Professional Engineers and Society of Hispanic Professional Engineers, took first place and broke a world record at the 24th Annual National Rube Goldberg Machine Contest. From the article: "It starts with the Big Bang, re-creates the extinction of the dinosaurs, holds a jousting competition, flips over an album, and simulates World War II, a shuttle launch, the fall of the Berlin Wall, and even the alleged apocalypse in 2012. In its precisely executed review of history, 'The Time Machine,' a Rube Goldberg contraption built by members of the Purdue Society of Professional Engineers and Society of Hispanic Professional Engineers, incorporates a record-breaking 244 steps—all to water a single flower."
The Military

USAF Gets F-35 Flight Simulator 252

cylonlover writes "Eglin Air Force Base has just taken delivery of a piece of hardware that would surely be the ultimate toy for flight sim gaming fans. The F-35 Lightning II Full Mission Simulator (FMS) system includes a high-fidelity 360-degree visual display system and a reconfigurable cockpit that can simulate all three variants of the F-35 Lightning II for US and international partner services – the conventional takeoff and landing (CTOL) F-35A, the short takeoff and vertical landing (STOVL) F-35B, and the F-35C carrier variant."
Toys

An RC Car That Runs On Soda Can Rings 135

polyp2000 writes with an Engadget excerpt to inspire instant toy envy: "A pair of Spanish engineers have recently unveiled the dAlH2Orean (see what they did there?), a R/C car that runs on aluminum. Dropping a few soda can tabs into a tank of sodium hydroxide produces enough hydrogen to power the little speedster for 40 minutes — at almost 20mph."
Image

Book Review: The Art of Computer Programming. Volume 4A: Combinatorial Algorithm Screenshot-sm 176

asgard4 writes "Decades in the making, Donald Knuth presents the latest few chapters in his by now classic book series The Art of Computer Programming. The computer science pioneer's latest book on combinatorial algorithms is just the first in an as-of-yet unknown number of parts to follow. While these yet-to-be-released parts will discuss other combinatorial algorithms, such as graph and network algorithms, the focus of this book titled Volume 4A Combinatorial Algorithms Part 1 is solely on combinatorial search and pattern generation algorithms. Much like the other books in the series, this latest piece is undoubtedly an instant classic, not to be missing in any serious computer science library or book collection." Keep reading for the rest of asgard4's review.

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