lasers
This 3D-Printed Contraption Turns Laser Pointers Into Trippy Little Light Shows

Wave a high-powered laser around fast enough, and the human eye will perceive an image in the light trail left behind. That’s how laser projectors that cost thousands of pounds work, but it’s also how this cheap, 3D-printed plastic contraption turns a simple laser pointer into a full-on light show. Read More >>

science
This Laser Printer Creates High-Res Color Images Without a Single Drop of Ink

Anyone with a colour printer knows that selling replacement ink cartridges is the quickest way to become a millionaire. But what if your printer never needed a single drop of ink to produce colour images at impossibly high resolutions? A new laser printer can already do that by etching microscopic patterns onto sheets of plastic. Read More >>

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Watch Laser-Blasted Easter Eggs Become Animated Spirographs

If you thought the funky tie-dye Easter egg designs you created last weekend raised the bar, you’ve got about a year to try and top what Jiri Zemanek of the University of Prague came up with. His Easter eggs feature looped animated designs that look like a Spirograph has come to life. Read More >>

military
Lockheed Martin Has a Laser For the US Army

While everyone complains about the fact that they don’t have a jetpack or a flying car yet, the US military has patiently waited for its killer laser beams. Lockheed Martin says that it will hand off exactly that to the Army in the next few months. Read More >>

military
US Air Force Leaders Say It’s High Time Their Planes Shot Deadly Lasers

US military bigwigs gathered in Orlando this week for the annual AirWarfare Symposium to discuss big plans for big weapons that do big damage. According to a report, the biggest unfunded project that US Special Operations Command hopes to push through is a C-130 that’s equipped with a power laser weapon. Read More >>

crime
Laser Pen Menaces Face New Government Crackdown

People who like pointing laser pens at things other than bullet points about cost savings in meeting rooms are the target of a new government crackdown, which will make it much easier for the law to punish people caught waving their magic red dot pens at aeroplanes, buses and trains. Read More >>

cold
Scientists Made Something Colder Than Ever Thought Possible

When it comes to cooling things in the lab, scientists have long found an experimental lower limit just above the theoretical coldest temperature. Well, a group of American scientists have now made things (lowers shades) ...even cooler. Read More >>

art
Being Stuck Inside This Laser-Filled Room Would Be a Great Way to Lose Your Mind

This immersive laser beam installation seems like the perfect place to pop a pill, stare at some lights, cleanse yourself from sin, and maybe even just leave your soul behind. The room is so vast and the lasers come from everywhere, so it must be a hell of a trip. Like you’re trapped inside a machine. Or the future. Or another dimension entirely. Read More >>

lego
This Elaborate Lego Mindstorms Factory Makes Just One Thing: Tiny Paper Boxes

The best feature of this elaborate Lego Mindstorms miniature factory is how utterly useless it is in the grand scheme of things. As its name implies, the Papercube spends about three minutes diligently performing just a single task: making a tiny folded paper cube. Read More >>

gadgets
A Torch That Can Start Fires and Cook Dinner is the Best Camping Accessory

Wicked Lasers is known for its handheld lasers and torches that redefine what it means to be bright. A few years ago it released a flashlight that was intense enough to start a fire, and now the company has managed to dramatically shrink its design so you can easily bring it the next time you go camping and leave the matches at home. Read More >>

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Watch a Powerful Laser Beam Push a Piece of Foil Forward

Watch this powerful laser shining into a piece of aluminium foil suspended in a vacuum and, fascinatingly, you’ll see the foil starting to sway back and forth from the ultra light beam. Read More >>

science
Scientists Just Made a Working Laser Using Blood

Lasers are behind so much of our cutting-edge technology. Now scientists at the University of Michigan have successfully shown that is possible to build a working laser with blood, the better to spot tumours in the human body. Read More >>

design
Brilliant Hacker Turned the Classic NES Zapper Into a Kick-Ass Toy Laser Gun

For the upcoming ‘Hacked on Classics’ festival being held in Brighton, this month, hacker Seb Lee-Delisle modified the classic NES’ Zapper accessory with LEDs, a green laser, the smoke-generating parts from an e-cigarette, and a small blower to create the convincing effect of a functional laser pistol. Read More >>

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Watch a High-Powered Cleaning Laser Annihilate Everything in Its Path

The next time you’re staring down a tough cleaning job—be it removing paint, rust, or lasagna off of a baking dish—don’t waste your time with harsh chemicals, sand paper, or scrubbers. Get yourself a 1,000-watt laser and blast away that filth and grime in just seconds. Read More >>