EmmaJean McAllister

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Build Your Own Full-Scale Rooftop Farming Operation, With This Easy Kit

Urban Farmers’ modular system, complete with greenhouses and retrofitted shipping containers, can create a commercial-sized aquaponics farm anywhere there’s a bit of flat roof space.<p>“We sell farms, not tomatoes.” So say the founders of a Switzerland-based company that specializes in urban farms. If …

Residential Solar Competitive With Electricity In 25 States Next Year: NRG CEO

Solar power for your home has been around a long time, but for many homeowners, it's required subsidies, special financing arrangements, and still …

For cyclists, the best helmet may be no helmet at all

To the list of reasons you might not wear a bike helmet – they’re hot, they muss your hair, they’re massively dorky – Swedish company Hövding adds one more: they just don’t work that well. Luckily, they have a solution.<p>In 2006, Lund University industrial design students Anna Haupt and Terese Alstin …

Make Your Own Electric Bicycle With the Ultimate DIY Ebike Guide

Electric bicycles have become a popular form of transportation for many in cities across the world. As a green alternative to cars and public …

Circular Affordable Housing Prototype

Inside the shell of the Oyster House prototype lies a new shape for affordable housing.<p>It was the grain of sand that became a pearl. CxMxD, a team of three New York City–based designers, hit upon the idea of a faceted circle while conceptualizing their entry for Add-on’13, an affordable-housing …

Backtracker Helps Bikers Keep From Being Rear-Ended

iKubu has created something that just might save a biker’s life. Called the Backtracker, the device notifies you how fast and how close cars are approaching behind you and it reacts by flashing a light and telling the rider they are about to get hit.<p>The founders describe it as a notification system …

Renewables In German State Produce 120% of Electricity

<b>Published on</b> July 1st, 2014 | <i>by Jake Richardson</i><p>5<p>Renewables In German State Produce 120% of Electricity<p>July 1st, 2014 by <b>Jake Richardson</b><p>The German …

Princeton researchers use sunlight to convert CO2 more efficiently than plants do

Cutting back on greenhouse gases is only one part of the fight against climate change. The planet will also need to capture and store — or, better yet, capture and re-use — the gases already out there.<p>Now, new research from Princeton and a New Jersey-based startup has led to the most efficient way …

Segway Inventor Dean Kamen Thinks His New Stirling Engine Will Get You Off The Grid For Under $10K

For the new issue of Forbes Magazine I wrote an article about David Crane, the visionary CEO of NRG Energy. When I met Crane for lunch a couple weeks ago, no sooner had we sat down than he began singing the praises of this new contraption he had in his basement. The machine — which can generate 10 …

The Next Big Thing In Urban Planning? Backyard Cottages

Hear us out.<p>As the days of suburban sprawl give way to those of urban density in U.S. metros–“smart growth,” most call it–providing sufficient housing remains a challenge. Decades of planning regulations and highway patterns support single-family homes built far outside a city center. Even in areas …

Transit Projects Are About to Get Much, Much Easier in California

The state's push to end car-first street planning could ripple across the country.<p>SAN FRANCISCO—The report that Michael Schwartz sets down on the table is truly enormous. It looks like it has eaten several smaller reports and laughed as they tried to run away screaming. The document is some …

Airbnb Asks Top Designers To Rethink The Modern Home

Designers reimagine domestic bliss, with fold-up rooms, a custom “smell of home” fragrance, and more.<p>In September, the London Design Festival will turn Trafalgar Square into a showcase for a new way of living. The festival partnered with Airbnb to ask four design studios–Studioilse, Jasper …

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Helsinki's ambitious plan to make car ownership pointless in 10 years

The Finnish capital has announced plans to transform its existing public transport network into a comprehensive, point-to-point "mobility on demand" system by 2025 – one that, in theory, would be so good nobody would have any reason to own a car.<p>Helsinki aims to transcend conventional public …

GM wants voice-controlled cars that learn what you really mean

Voice control is easy to find in cars, but it's not always intuitive. You often have to use specific syntax, which might be hard to remember when you're barreling down the highway. GM may have a smarter approach in store<i>,</i> though. The <i>Wall Street Journal</i> understands that the automaker is working with …

2016 Smart ForTwo: What You Should Know About All-New Minicar

The new Smart ForTwo and Smart ForFour minicar models have just made their world debuts in Berlin, and we've got the details.<p>Thus far, only the …

Toyota engineer warns automous cars could increase fuel use, urban sprawl

An increasing number of people are starting to consider the potential downsides of a transition to autonomous cars. The FBI is already looking at them for the potential ill effects on law enforcement, and a scientist for Toyota is raising the possibility that driverless vehicles could actually be …

Smart's tiny Fortwo microcar gets redesign for 2016

One of the world's smallest cars got a big update this week, with Smart revealing the 2016 Fortwo.<p>The all-new model is the first major redesign of Smart's tiny car since it began scooting around the United States in early 2008. The new model goes on sale in Europe this fall, and it will come to the …

Nissan will roll out cars that use autopilot to park, change lanes

Nissan plans to introduce a series of autonomous driving functions in its vehicles to convince consumers that self-driving cars represent the future of automotive technology.<p>Carlos Ghosn, the chief executive of both Nissan Motor Co. and Renault SA, said that by the end of 2016 Nissan will start to …

General Motors

Smart update brings big changes to its tiny cars

As promised, Smart has introduced its newest fortwo and forfour tiny cars, and with them come some big changes, including the addition of a rear …

First Six Months of 2014 U.S. EV Sales Show 33% Year-Over-Year Gain

Recent sales numbers from insideevs.com indicate that U.S. EV sales continue to grow steadily. For the first half of 2014, over 54,000 vehicles moved (quietly) off the lot, compared with almost 41,000 for the first six months of 2013. While the winter and early spring remained relatively calm, …

Nissan Reveals New Details About Autonomous Car Features & Arrival Dates

During a speech in Yokohama, Japan, Nissan CEO Carlos Ghosn has revealed more details about the company's upcoming line of autonomous cars. Will the …

Smart highlights safety of new Fortwo by crashing into much bigger brother

Smart is just getting ready to launch its new Fortwo and Forfour minicars, riding on a completely different platform, and the diminutive brand wants to show that its latest creations can stand up to some serious abuse. For such a tiny car, the crashworthiness of the Smarts is a legitimate concern …

The Autonomous Vehicle Is The Innovation That Will Reshape The World More Than Any Other

In his TED talk, technology designer Bran Ferren discusses how we can build miracles that will stand the test of time the same way ancient cultures did.<p>Growing up in a family of artists, technology designer Bran Ferren thought that art and design and science and technology were two separate worlds. …

Volvo Doesn't Trust GPS or Cameras, Puts Magnets In The Road Instead

Volvo says magnets have great potential for autonomous vehicles since established positioning technologies like GPS and cameras have limitations in …

The Car That Runs On Air

Bringing new meaning to running on fumes<p>For more than a century, air cars have remained a quixotic quest of engineers—an idealistic exercise with little long-term likelihood of entering mass production. As fuels go, air has obvious upsides: It’s ubiquitous, clean, and, best of all, free. But air …

This New Hyundai Car Runs On The Poop Of California Residents, And The Fuel Is Free

With hydrogen supplied by Orange County’s sewage treatment plant and paid for by the car manufacturer, a new fuel cell vehicle is actually hitting the market in Los Angeles.<p>A new car from Hyundai runs on a fuel that has a truly endless supply: human poop.<p>Hydrogen created from sewage at a waste …

Electric Cars Will Change the Way You Power Your Home

Electric vehicles are our fastest-growing alternative to oil-derived gasoline. Solar panels are our fastest-growing alternative to coal-powered …

2015 Chevy Volt, 2015 Challenger SRT Hellcat, Nissan Self-Driving Car: What’s New @ The Car Connection

The 2015 Chevrolet Volt, now in its fifth model year, remains the first-ever high-volume electric car from General Motors. It's a five-door compact …

California company reinvents the rotary engine

Addresses shortcomings of past rotaries while promising better power and efficiency.<p>The rotary engine could be on the verge of a revolution.<p>California startup GoTek Energy has received a patent for a new type of motor – one that addresses some of the shortcomings of past rotaries, while promising …