Greg Dorgant

58 Flips | 3 Magazines | 1 Like | @GregDorgant | Keep up with Greg Dorgant on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Greg Dorgant”

Metal-Munching Microbes Could Manufacture Machines On Mars

NASA is funding the development of engineered bugs that eat and excrete metal<p>If your cell phone or computer stops working, you can repair a circuit or replace a chip. You know where you can’t do that so easily? In space.<p>As space agencies plan to send humans farther into the great beyond than we've …

How to Build a Pizza Oven With Junk From Your Garage

Pizza night will never be the same.<p>Ever wonder how pie makers get their pizza crusts so crispy?<p>The key is high temperatures, but investing in your own professional-grade pizza oven isn't very practical. Fortunately, the guys at Hey Try This found an alternative: a DIY pizza oven. You'll need a fire …

Pizza

How E. Coli Could Power a Predatory Robot

Bacteria bots, anyone?<p>While <i>E. Coli</i> is found in the stomachs of many living creatures, some enterprising Virginia Tech scientists decided that wasn't enough. They used a colony of the bacteria to power an artificial system. Which is to say: bacteria-powered robotics may now be possible.<p>Essentially, …

E.coli

India's Ingenious Solar Canals

Saving water while producing electricity.<p>For the thousands of miles of canals in India, evaporation is a major concern. And for many citizens of India, inconsistent power is just a fact of daily life. Enter a new project the state of Gujarat in India: covering canals with solar panels.<p>Working in …

India

How To Build A Flashlight That Runs On Dead Batteries

The dead shall shine again<p>Don’t throw out that seemingly lifeless battery—it’s not dead yet. A brand-new alkaline battery cell has an electric potential of about 1.5 volts, which drops as the juice runs out. The voltage eventually becomes too low to power most devices, but there’s still energy …

78 Skills Everyone Should Know

Snowshoeing

Watch the Navy's Railgun Catapult Skip a 4-Ton Cart Like a Stone

Someday it'll launch planes, but for now this is plenty impressive<p>The Navy's new Electromagnetic Aircraft Launch System (EMALS) is a fully electric, magnetically-powered way of launching fighter jets and drones off an aircraft carrier and into the sky. It works based on the same basic principles of …

Military

Scientists Make Friction Disappear By Coating Diamonds With Graphene

The discovery could help make cars, computers, and other machines more efficient<p>Diamonds are already one of the hardest natural substances known to science. But combine them with graphene, and diamond nanoparticles are also incredibly slippery, which can be useful if you want to reduce friction in …

goTenna Off-Grid Signal Generator

To keep it short, I guess you could say goTennas turn smartphones into really powerful walkie-talkies. Except more like walkie-texties. The …

The Cure-All

Are new stem cell therapies miracles in a bottle--or just a dangerous form of snake oil?<p>I.<p>On a snowy evening in Brooklyn, New York, sweat is streaming from my pores, rolling down my face, back, and palms. I don’t know what the temperature is here inside the MRI machine, but “summer in the Sahara” …

DNA Assembly Tech is Making The World’s Smallest Data Storage

Storing information on microscopic media<p>Researchers at France's Institut Charles Sadron and Aix-Marseille Universite have built binary data into a strand of synthetic polymer, a minuscule chain of chemical information about 60,000 times thinner than a strand of hair.<p>This technology promises to take …

Get Your Clothes Clean and Stay Very Green with Drumi - Technabob

More and more people want to live off the grid these days, but one issue these modern minimalist pioneers face is how to wash their clothes properly …

Venus Plane Pushed for Next NASA Next Frontiers Mission

WASHINGTON — Northrop Grumman is developing an inflatable, propeller-powered aircraft for a years-long cruise in the sulfurous skies of Venus and is …

Futuristic Laser Space Engine Passes Its First Test

Someday it could get us to the moon within hours and Mars within days<p>In 2013, Y.K. Bae scored funding from NASA's Innovative Advanced Concepts program to study an amazing new kind of propulsion: Thrust that comes not from liquid rockets but from lasers continuously fired at the spacecraft, which …

Cur is crowdfunding a medical device that isn't cleared by the FDA, and that's a problem

If crowdfunding isn't a purchase, then the FDA is in for a hell of a ride<p>A company called Cur is developing a promising new pain-relieving product, according to <i>Mashable,</i> <i>Fast Company</i><i>,</i> and <i>PC World</i>. Problem is, the company is doing it by launching a $50,000 crowdfunding campaign on its own website …

A pilot is about to spend five days alone over the Pacific in a solar airplane

Early next week — assuming the weather holds — a lone man will be drifting across the Pacific Ocean for days on end, floating slowly and deliberately from the eastern edge of China all the way to Hawaii. It’s a journey that will take him across the most featureless, unforgiving expanse of saltwater …

Magnetically Levitating Elevators Could Reshape Skylines

They go up, down, and all around<p>With the debut of passenger elevators some 150 years ago, cities were forever changed. Freed from the tyranny of stairwells, architects built as high as they liked. That is, until they ran into another barrier: the weight of steel cables. A new elevator design from …

Crazy-Efficient Rotary Engine Lands Million-Dollar DARPA Contract

The LiquidPiston motor could be used in killer UAVs—and lawn mowers<p>We love when a tiny company does big things.<p>LiquidPiston, Inc., of Bloomfield, CT, recently signed an agreement with the U.S. Defense Advanced Research Projects Agency, better known as DARPA, to use the hyper-efficient rotary engine …

DARPA

Incredible Technology: Spiderlike Robots Could Build Giant Space Structures

Humanity could soon be building huge structures in space one piece at a time, the way spiders spin their webs here on Earth.<p>A company called Tethers …

Engineering students extinguish fire with sound

Imagine if all you needed to put out fire was a subwoofer. It's an idea that has been toyed with, theoretically, over the years -- DARPA demonstrated an acoustic extinguisher in 2012, following prior experiments from other researchers. Now, for the first time, a handheld extinguisher exists that …

Engineering

NASA's plan for an off-world colony: a floating city above Venus

<b>(CNN) —</b> Imagine a blimp city floating 30 miles above the scorching surface of Venus -- a home for a team of astronauts studying one of the solar system's most inhospitable planets.<p>NASA is currently doing just that; floating a concept that could one day see a 30-day manned mission to Earth's closest …

The Man Tag

If Bruce Boone's Man Ring is too much Guido for your finger, have a look at his latest creation: the Man Tag. Incorporating all of its predecessor's …

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Engineered Bacteria Excrete Propane Fuel

Researchers want to harness your stomach bugs in the service of your barbecue<p>Propane, the gas that fuels your barbecue (and perhaps one day your car), may soon have a new, renewable source.<p>Researchers in Finland and England developed a genetic process that puts <i>E. coli</i> bacteria to work producing the …

One Night Stand Choco-Tequila Potion

So many choice words surround this bottle of saucy booze. Its name, One Night Stand Potion. Its creator, Dude, Sweet Chocolate. Its ingredients, 100 …

Renewed hope for EmDrive with NASA validation … is this a Chicago Pile moment ?

The Chicago Pile was the first artificial nuclear reactor. The first man-made self-sustaining nuclear chain reaction was initiated in CP-1 on 2 …

Improbable Thruster Seems to Work by Violating Known Laws of Physics — NOVA Next | PBS

Every action creates an equal and opposite reaction. It’s perhaps the best known law of physics, and Guido Fetta thinks he’s found a way around …

Regeneration therapy from Biplastiq can rejuvenate tissue with light - ExtremeTech

By on July 30, 2014 at 3:17 pm<p>This site may earn affiliate commissions from the links on this page. Terms of use.<p>Stem cell technology can not come …

10 Things You Didn't Know Your iPhone Could Do

From the editors of PopularMechanics.com, You may be missing out on some of its most powerful features.<p><b>1) Take Siri to School</b> <br>Tired of Siri pronouncing things wrong? Next time she screws something up, tell her "That's not how you pronounce X," and then pronounce it for her. She'll give it another …

Batteries

The secret world of power generation, and the arrival of Earth-spanning super grids - ExtremeTech

By on July 30, 2014 at 12:37 pm<p>This site may earn affiliate commissions from the links on this page. Terms of use.<p>A long, long time ago, before the …