A biker in South Australia stopped when she saw a koala and it came up to her looking for water.

The Spanish tipple is no longer just for tapas. This fortified, food-friendly wine is having a revival among cocktail enthusiasts.

The International Dark-Sky Association has a few ideas to reduce light pollution from sports facilities.

Italians have mastered 'la dolce far niente' and so should you.

Microplastics in fresh water are primarily laundry lint that comes from washing machines, and they end up in your drinking glass.

A study shows your reusable water bottle may be dirtier than your dog's dish. Here's how to wash your reusable items so they last longer and you stay healthy.

In 10 or 20 years, we're going to need a lot of buildings like this senior living community in the Eastlake neighborhood of Seattle — resilient and efficient.

Smog in northern India is so bad, it's the equivalent of smoking 2 packs of cigarettes a day.

Ambient noise can help mask sounds at night, but pink noise and brown noise may help you more than the white noise you've always heard about.

Here's a breakdown of how each disinfectant kills specific types of germs.

Renewable energy has made great strides in the U.S. recently. But if you take a look around the globe, you'll find equally encouraging signs.

Even partial shade can dramatically cut an entire solar array's output — but not any more. An award-winning team believes it has the answer.

How hip to hybrid cars are you? Zero to sustainability: Test your hybrid car IQ with this quiz.

Clean energy sources are producing record amounts of power in markets across the world.

After the 2007 Burning Man, volunteers repurposed a solar array for a local school. That installation led to many, many more.

Israel’s largest international green energy conference takes place this weekend in Eilat.

WIth room for 5,000 residents, the $26 billion Ocean Spiral scheme offers a subaqueous alternative to overcrowded and costly terrestrial living.

The concept shoe is reminiscent of the electronic-laced shoes from the 'Back to the Future' movies.

Corporate renewable energy goals that once looked ambitious are being met much earlier than expected.

Australian teen's invention could help make clean water easy and affordable to access.

The conceptual Dutch Windwheel takes the term 'mixed-use development' to dizzying new extremes.

Fom Argentina to Mexico, solar in Latin America is likely to grow like gangbusters in the coming years.

Kerosene lanterns are dangerous, polluting and unhealthy. That's why one charity aims to eliminate them by the end of the decade.

Build enough Powerwall batteries and you can run the world on renewable resources.

The Swedish furniture giant is spending staggering amounts on renewables and climate adaptation, putting entire countries to shame.

High-voltage utilities are experimenting with generating energy from renewable feedstocks available locally.

Technology could be used to generate electricity or even propel tiny toy cars.

Developers hope the design will bring affordable lighting to people worldwide who live along the coast.

U.N. task force looks at turning one big problem into an energy resource.

Bill Gates, Mark Zuckerberg and other billionaires have announced a new private coalition to help fund development of nascent sustainable technologies.

No outlet needed for this lamp — just plug it into the nearest plant.

Photovoltaic cells convert the sun's energy into electricity — but what if solar energy could instead be converted directly into liquid fuel?

As President Barack Obama nears the end of his second term, let's take a look at his final record on the environment, climate change and green policies.

Tyer Wind has based its proposed wind turbines on a hummingbird flapping its wings.

Bacteria can help solar panels convert sunlight to energy, even on overcast days.

Norwegian cruise operator Hurtigruten is instituting a plan to power its ships using dead fish, part of an effort to be more environmentally sound.

By 2020, onshore wind and solar power are expected to be cheaper sources of new electricity than any fossil fuel.

Hi-tech biomass gassification plant will cut Middlebury College's CO2 emissions by 40 percent.

Connecticut inventor and tinkerer Dave Nichols thinks cars should run on biomass. He just might just be on to something.

How much wood would a wood car burn if a wood car could burn wood? What's better than a car powered by wood? How about a car powered by wood, made of wood?

Scientists have discovered a novel new way of using microwaves to turn orange peels and other plant-based waste into plastic.

Plant waste has been seen as a possible source of sustainable biofuels, now modified E. coli would convert plant waste into fatty acids, and then into fuel.

Your next camping trip should include this camp stove, which is capable of efficiently burning biomass materials like pine needles, small twigs and wood chips.

An new power plant in England turns waste wood into power. But it doesn't burn it.

The world's natural rubber comes from Southeast Asia, but the company is using an unassuming Texas bush to make its rubber all-American.

The new bi-fuel car runs on 'biogas,' which is already a big deal in Europe — and it's cheap, too.

A deceased celebrity tops Barbara Walters' annual list for the first time.

The company that brands itself as kosher is now being sued by some of its customers who claim it actually isn't kosher.

Mayor announced a plan to offer his employees discounts to Weight Watchers.

A Notre Dame football player turned fashion model has a new role: Eco-entrepreneur.