Recycled Mississippi is traveling the length of one of America's iconic rivers, which also happens to be one of the most polluted, and filming a documentary along the way.

Perhaps AVs should have their own lower speed limits until they figure this all out.

On National Walking Day, a look at how putting cars first kills people who walk and drive.

It may be decades before AVs are good enough, so in the meantime everyone will have to keep out of their way.

In which we learn a new and useful word: techno-chauvinism.

A new article published in the online journal PLoS ONE takes on the issue of energy sprawl -- namely how much land is required to produce energy from different sources -- under different potential US energy and climate policies in 2030.

It's been a while since a good poo-power story has come down the pipe, but here's an interesting one: Massachusetts-based biofuels company Qteros and wastewater recyclers Applied Clean Tech have announced that they

New Environmental Protection Agency requirements for its Renewable Fuel Standards program have been released which raise an issue which has sat dormant for a little while: How to calculate the greenhouse gas emissions of a

This year, French tire giant Michelin (yes, the Michelin that made the tires on your car) held its 10th Challenge Bibendum event, this time in Rio de Janeiro. If you've never heard of this thing, don't kick yourself,

This week USEPA announced that the maximum ethanol content of motor fuel sold in the USA would be allowed to rise from 10% to 15%. Positives of the Agency's decision are: reduced dependence on foreign

After several decades of Lrapid rise in world grain yields, it is now becoming more difficult to raise land productivity fast enough to keep up with the demands of a growing, increasingly affluent, population.

Photo: Stephanie Says, Flickr, CC Turning Food into Fuel is Not the Solution The Association of American Physicians and Surgeons (AAPS) has released a warning that U.S. and European policy to increase the production of biofuels could lead to almost

An ethanol production mandate could be in conflict with efforts to reduce the Gulf Coast dead zone.

A year-long experiment in the Bronx proved it's possible to switch from overly processed to freshly prepared meals.

Climate crisis? What climate crisis?

This analysis looking at the real footprint of e-readers slaps us with a shocking reality check.

The challenge is to re-evaluate the materials we consume and the way we manufacture products so as to cut down on waste.

The unmanned flying devices cut out expensive and polluting shipping methods for the heavy books.

Between the industrial waste, rats, and lead dust floating around, I wasn't sure if I should start an urban garden. The question took me to an unexpected place.

There is a day for everything, and today we celebrate ride sharing.

Why own a fondue pot when you can borrow one?

That was the advice of Shakespeare's Polonius, but then there is the sharing economy. Which is it?

It is a cup as service, rather than cup as product.

Sharing resources and renting just what you need is green, but not much of a business model.

ZH architects faced a lot of serious challenges here, and came up with innovative solutions.

Architype demonstrates that simple forms and careful window choices are the way to build efficient, affordable homes.

Alice + Whittles makes use of high-quality materials that would otherwise go to waste.

These cool kicks are a fascinating blend of waste materials, put to good use.

Our photo of the day reveals a butterfly of most beautiful contradictions.

There are a lot of good reasons to get rid of that old plug.

Wait, there's more! It slices! It dices!

UC Berkeley’s new robot is the most vertically agile robot ever built – why is it so unnerving?

Everybody should be doing this, planning for repairability from day one.

The skin of MVRDV's new Milestone office building is very busy.

Aiming to raise awareness about e-waste recycling, this photographer used 4,100 pounds of e-waste in these futuristic scenes.

"If a touchscreen must be used, it should be embedded alongside a set of fixed, physical buttons that support muscle memory and single actions."

Pull out the ionization detectors and go photoelectric.

Tokyo 2020's organizing committee will transform old smartphones, laptops, and digital cameras into a true treasure.

Don't Blink or You'll Miss It! Google has created a series of video ads called "Search Stories". They're basically short vignettes showing some cool projects that were made possible by people finding the right information (using Google, of course). The

The Gene-Z app works with Apple and Android and can detect plant diseases in 10-30 minutes.

The evaluation report three years after Double Up Food Bucks started giving incentives to SNAP (formerly food stamp) recipients

Republican Candidate in Michigan blames too much federal regulation. Others might suggest too little.

When the incumbents do everything in their power to keep you out of the market, rather than try to compete with you directly on the merit of their products, you know you're on to something.

Phoenix Haus brings European prefab technology to the midwest

This could turn 5-7 billion square meters of glass in the USA alone into solar power plants, plus power your cell phone and other gadgets

It is designed to dry beeswax wraps more easily, but its usefulness goes beyond that.

Ideal Bite: Are you getting very, very sleepy? by Heather Stephenson "You will be if you follow this tip. Conventional anti-insomnia pills work, but if you don't wanna lose sleep over side effects and potentially addictive ingredients, induce

Should we be eating more beef in order to slow global warming? It sounds counterintuitive, but it may be so: Cattle could be part of the whole ecological equation to solving climate change and restoring healthy,

Artists installed a grass carpet through a French town to celebrate the 10th anniversary of its arts and nature trail programs.

It's not pretty, but a fact of life, gardens are rich pickings for thieves.