If the harmful chemicals weren't bad enough, new research finds that many e-cigarettes also include unhealthy biological contaminants.

The chemical is used in rockets and munitions. Priorities!

Beans and lentils are one of the most important things you can include in your diet. Here are great ideas, from filling breakfasts to sweet and inspired desserts.

Our best recipes for autumn, when we crave warm, comforting food to counter the falling leaves and frosty bite in the air. These recipes offer vegetarian, vegan and gluten-free options.

These delicious dessert squares skip the crust and the refined sugar. They're quick and easy to make for lightly sweet snacks during fall and winter.

Looking for amazing Thanksgiving recipes that cater to those of us skipping meat? We've got you covered! Check out these fantastic ideas for appetizers, sides, mains and dessert!

These are the most popular recipes from The Cooking Project this year, and I have to say, you all sure love your avocados!

Think living green is all about sacrifice? Think again!

A new UK study measures and compares the dietary greenhouse gas emissions of meat- and fish-eaters, vegetarians, and vegans.

A new report finds reducing meat consumption is as important as tackling transportation emissions, but the politics are daunting.

Reducing meat consumption is one of the best ways to help the environment. A new book offers many ideas for how to make it happen.

It's not a veggie burger. But there's a lot less beef in it than normal.

Veggie-burger skeptic? Why not meat us halfway?

Between planetary and personal health, there's a lot to be said for eating a lot less meat.

Some of them taste better than the originals they were made from.

Efforts to reduce meat consumption are shifting focus from individual choice to systemic changes.

The rise in not-quite-vegetarian eating has a ripple effect that shouldn't be ignored.

It's become a very tasty ritual.

A new microbial fuel cell can not only drastically reduce the amount of sludge from wastewater treatment plants, but can also produce clean energy at the same time.

The first hydrogen fuel cell powered train in the UK was successfully tested last week, and the team behind it hopes to encourage further development by the rail industry.

The fuel cell is part of Microsoft's Data Plant project to build a zero carbon data center.

The fuel cell generates electricity from living plants and could turn green roofs and marshes into power plants.

The tiny fuel cell is long-lasting, low-cost and could power our tablets and smartphones with clean energy.

Virginia Tech researchers figure out how to extract large quantities of hydrogen from any plant which could drive down fuel cell costs.

The groundbreaking technology has gotten even better with the ability to self-heal and produce hydrogen from dirty water.

A micro fuel cell could extend mobile battery life and charge up portable devices, with just the addition of a little water.

The Redox Power System will use technology to produce energy more efficiently for far less money.

This is a great way to understand the science behind microbial fuel cells and make a little renewable energy at home.

Replacing diesel systems with fuel cells could give refrigerated a clean-energy makeover.

Mark your calendars: Toyota is promising (well, hinting very strongly), their 2015 model year collection will include a full-production hydrogen fuel cell vehicle.

Last week at CES in Las Vegas, Toyota revealed the FCV concept car for the fuel cell vehicle they will be making available next year. I had a chance to see the concept this week at the Detroit Auto Show.

This small hydrogen fuel cell charger promises a week of clean power for your gadgets. But is it ready for prime time?

After years of promises, hydrogen-powered vehicles are finally arriving on the scene.

Toyota has finally released its vision of the future, 20 years in the making!

With several starts and stops over the last 20 years or so, hydrogen fuel cell vehicles (FCVs) are finally hitting the roads.

The real competition for green tech is not other green tech, but the old, dirty incumbents.

A new patent filing suggests that the tech giant has fuel cells in mind for future computers and gadgets.

Hydrogen is abundant in water and full of energy. We just need a cheap way to get the hydrogen where we need it.

Just one more reason for Big Oil and Big Coal to worry.

Oh, the wonderful things that poo can do.

They are not efficient, there is no infrastructure, and they are shills for the fossil fuel industry.

The versatile, two-dimensional medium of paper is reconstructed into art that pops off the page.

Customers pay €1 for a reusable cup that can be returned to any participating business in the city center.

Because they started setting aggressive goals early, it still leaves Germany ahead of schedule on Paris Climate Agreement commitments

"Achtung Baby" is an American mom's analysis of how German culture fosters resilience in children.

Author Sara Zaske shows that it all comes down to respecting a child's right to independence.

Other cities might consider it to reduce congestion too.

A study comparing the two countries shows vast differences in how cars are used.

We have to rebuild our cities to use less energy and house more people, and Passivhaus design is a useful tool for both problems.

It seems that most transit decisions in North America are made with the goal of making life easier for people in cars.