A long-suspected secret behavior of water molecules in ice is seen for the first time using a new technique that could help develop energy alternatives.

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.

I have always wondered why a sandwich of polystyrene and concrete is considered green, and have taken significant abuse for my position on insulated concrete forms (ICF). Now an interim report from the impressive-sounding MIT Concrete

These busy filter-feeders clean the water, attract biodiversity, and offer protection from storms.

The Best-Selling Hybrid Car Gets a MakeoverIt might not be very suspenseful because we've all already seen leaked shots of the 3rd generation Toyota Prius hybrid (see below -

Diminutive but Electrifying The Toyota FT-EV electric car concept that debuted at the 2009 Detroit Auto Show is based on the platform of the 57 MPG Toyota iQ microcar that recently went on sale in Europe and that is apparently already a hit in

Photo: Michael Graham Richard. Click to see 2010 Toyota Prius Slideshow.2010 Toyota^ Prius Hybrid: Hello WorldAfter some not too suspenseful waiting, here it is. The official debut of the 3rd generation Toyota Prius hybrid! You can see tons of

From crush-worthy Crash star Thandie Newton's celebrity-favorite Toyota Prius (pictured) to Paris Hilton's GMC Yukon Hybrid, these seven celebrity hotties are

Photo: Michael Graham RichardPrius Might Become a Family, 8 New Hybrid Models ComingMaybe the rumors that have been floating around for a long time were true... Toyota said during its press event at the 2010 Detroit Auto Show that they are considering

Green juices and smoothies aren’t necessarily the other kind of green—the eco-friendly kind.

Available in

Over at the Sietch Blog, an environmental site that I respect a lot, a roofer named Leo defends PVC roofing as one of the greenest roofs. He isn't wrong; it comes in white, and white roofs are all the rage, it lasts a long time and is a

Once again our favorite visionary was ahead of his time.

There is a man dressed in a silver lamé suit jumping about with extraordinary energy in a wind blown field in West Wales. His name is Steve Edge and his motto in life is:

Leave the office behind. Sierra Club is offering a wild summer ride. It even pays real money.

It's hard to tell if this is a good thing or not, but mixing new tech with old trucks is changing business.

Some good news on the critically endangered Indian vulture: New research published in PLoS One documents how the rate of the bird's decline has fallen since India, Nepal, and Pakistan banned the veterinary painkiller

When huge volcanoes erupt, sending ash miles into the atmosphere and shutting down air travel for entire continents, the world can't help but take notice.

The Google-funded research shows that there's 3 million megawatts of geothermal power, across the entire US, waiting to be tapped via enhanced geothermal techniques.

Do you think we need to shift to solar, wind, and geothermal energy? Then show some love this week in order to help grow this important societal transition.

A mug of herbal tea a day may keep the doctor away!

Although the health benefits of tea are roundly lauded, an Arkansas man recently found out that too much can be devastating.

Adding tea and herbs to facial steam is becoming popular among those who champion natural and non-toxic skin care.

No energy is required for this slower, cooler brewing method that results in perfect iced tea.

Put kitchen scraps and spices to good use in these soothing, healing concoctions, perfect for a wintry day.

When I asked whether vegans can eat carrots grown with manure, some commenters found the question despicable. But my intention was not to question anyone's commitment, nor to lessen the

Manure and fertilizer runoff is harming communities across the country. A new interactive map illustrates how, and showcases the people who are doing something about it.

The show is 101 years old, but this year it's the newcomers that are making their mark.

And it is beautiful too.

Seattle architect Mike Eliason describes what he learned about their housing policies.

A state of emergency has been declared in Hungary where four people are dead, 120 injured and six missing as torrents of red toxic sludge, the byproduct of bauxite refining for aluminum, burst from a containment pond and poured through six villages in

TreeHuggers Katherine and Margaret talk laundry.

Green cleaning methods are the most effective way to get rid of stench.

This all-natural DIY solution to dirty kicks went viral on Twitter ... for good reason!

Anyone can make use of this free, eco-friendly laundry tip.

Help your clothes last longer by learning how to decode the mysterious hieroglyphics of care labels.

These graphics are helpful for deciphering wash instructions and dealing with stains.

Because sometimes it's the little things...

Celebrities, and their various efforts to go green, can be a bit of a mixed bag. On the one hand, it's great that high-profile, highly-visible folks are affecting positive change by both reducing their impact on

We love seeing celebrities use their influence for good--especially when it's for the green good. With their fame and star power, they can encourage fans to eat less meat, cut their consumption, and pay attention to what's

Don't mistake the ugly, coarse, scratchy hemp of the hippie era with the hemp of today: From catwalks to the office, this once-fringe fabric made of rapidly renewable material is geared for world domination. And it can be found in just about

Timely but not fleeting, flouncy but not frilly, unique but not unwearable, clever but never over the top -- Mr. Larkin's Spring 2010 collection was everything green fashion should be. A relative newcomer on the eco-scene, the

A couple of years ago, I made the New Year's resolution that my new clothing purchases would be limited to green garments. With the quality and selection of ">green fashion that's become available recently, it's been a promise

You can't put a price on all mom has done for you -- but you can try to show your gratitude with one of these eco-friendly gifts. All are as good to Mother Earth as they will be to your own momma. From classic -- like

No more excuses for soft, moldy apples in your fruit bowl!

Air quality, choice of materials and finishes are also concerns in this house in Oregon.

The online craft market place becomes a certified B Corp, and announces $40m in new funding. This could be a great thing for all of us.

There are lessons to be learned from this model home built by Meritage, even if it is big and beige.

Learn how to care for leggings and other activewear to help lengthen their life.