More than just a typical aurora, researchers have now figured what powers this stunning lightshow and where it comes from.

Scientists think there is a hidden, protected ocean inside of Pluto – and the implications are wild.

While grid-scale liquid metal batteries might be a more exciting technology, good old pumped hydro storage is one of the ways we can store power from intermittent sources (like solar & wind) or shift supply around (from the night to peak use).

Conservationists are celebrating a British firm's recent pullout from a biofuel project in Kenya that they say would have destroyed the Tana River Delta, a wetland ecosystem crucial for regional wildlife.

"The Ministry of Energy has insisted that they need this energy. What we are questioning is—how was the agreement reached, what is the cost of purchasing this power?"

Soon you'll be able to see hardened lava flows, rainforests and beaches up close without leaving your house.

It's not quite as dramatic as it sounds. It's simply a good demonstration of the power of regenerative braking!

This endangered Hawaiian monk seal was photographed at the Poipu Beach Park in Kauai.

There’s some good news about the endangered Hawaiian monk seal.

This short film, while focused on the island of Kauai, highlights the challenges and crises we will all have to face on our island planet.

This is candy in its purest form -- certified organic ingredients, zero artificial colors and flavors, no preservatives or GMOs.

The new species endemic to the marine protected area expanded by Obama was named in honor of his efforts to protect and preserve the natural environment.

It took three years, but Hōkūle’a made the impressive journey using only ancient Polynesian navigational methods.

More pedestrians are getting killed in the roads. Are their phones really the reason?

As if to say 'sorry,' Kilauea softens its fury by tossing shimmery green olivine to the humble humans below.

Mushrooms and game meat in European regions where Chernobyl fallout was most intense still have excess radiation, but Burgundy truffles get the green light; foodies rejoice.

It's a job even too tough for robots.

The technology turns the problem of nuclear waste into a source of safe nuclear energy.

There is so much in their new strategy that I can't get it all in the title.

A look at our favorite posts from our sister site.

Nestle and Tesco are the latest members of a worldwide movement against abandoned fishing nets.

The 2007 Be The Change Conference is fast approaching and has an amazing line up of speakers to inspire you with the theme "The Sky's the Limit". For the fourth year in a row the BTC conference brings together world leaders in sustainability and social

EvanEco: Carnival of the Green 172 by Don Bosch "Got milk? Grab a glass of the white stuff and a chocolate chip cookie, and join me for some green bloggy goodness..."Guardian Ethical Living: Ethical Superstore and Natural Collection merge into giant

Images via Cop15 opening film 'Please Help The World' This is the first in a series of guest posts by journalist and climate change communications strategist Ella Saltmarshe When we think about the future of the world, it's mostly bad. I'm not sure when

Fortunately, that's not the only change in their building regulations.

Mandatory solar panels are not the biggest deal here.

The material could also one day charge our devices.

The data center will be the largest in the world.

Norway's Oil and Energy Minister, Aaslaug Haga, seems to think that wind turbines is a good bet. The scandinavian country is the 5th biggest

Toronto, a city rated as one of the most livable in the world by The

Sarah and I have spent the better

Leaving Boras takes us past a

We are at the end of our LostGen2 quest for the world's best city

This new award-winning documentary reveals the stark contrasts between America's obsession with standardized tests, at the cost of everything else, and Scandinavia's embrace of all things nature-based. It's clear which is the more successful approach.

Written by one of my favorite bloggers, this new book will inspire and guide readers to instill a love for nature in their children.

Report accuses wood burners of being naively careless when they should be worried

It's counterintuitive, but this prefab panel system from Messana makes a lot of sense.

"Siri, turn down the temperature in my bedroom please"

The Lancey electric space heater allows users to charge its battery during off-peak hours and use the electricity for heating during peak demand periods.

The outdoor gear retailer plans to certify 30 percent of its clothes as fair-trade by the end of 2017.

Recycled fabric, down insulation, and fair-trade sewing make this a top pick if you're in the market for a new coat.

About 100 years ago, my grandfather emigrated to the United States from a village near Lake Urmia, in what is now northwestern Iran. He died long before I was born, leaving me with

An important, if short, cautionary tale on being dependent on any single foreign source of energy.

Shortlisted for the 2013 Aga Khan Awards, this elegant building makes good use of wasted stone generated from a town's large stonecutting industry.

There are some pretty wonderful things going on in this little structure.

Made right in downtown Los Angeles, this prefab unit is made with an innovative recyclable and recycled panel system.

Fish Aggregating Devices are a serious driver of overfishing, which is why Greenpeace is on a mission to dismantle all the FADs it can find.

The San Francisco Giants won the 2012 World Series, but this gardener doesn't seem to care.

Air quality in San Francisco is the worst in the world right now.

Scientists find that scary fish robots can quickly stress invasive fish species into reduced reproduction.