A robot powered by microbial fuel cells that runs on human waste helps out at a wastewater treatment plant using its artificial stomach.

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

Cartoonist and inventor Steven M. Johnson has us climbing the walls.

The electricity-free and low-water Drumi device could be one method of washing clothes without taking a huge toll on the environment.

Made out of glass, these rentable cabins in New Zealand's wilderness are meant to reconnect guests with nature.

Bike-powered devices often feel like hippy gimmicks. Yet for some communities, they offer an important glimpse of more resilient technology.

The tiny, flexible solar cells can be integrated into objects of any shape or size.

It also comes with its own beer dispenser, built-in right in the couch.

With research showing the installed cost of solar dropping 11% in just 6 months, it's little wonder that corporations like Wal-Mart are ramping up their plans to go solar aggressively. Walgreens made headline back in 2006 for its commitment to solar,

Are solar-powered trash cans a fuel-saving, money-saving way to keep the streets clean? Or are they worse than regular trash cans?

They actually might in certain cases, using off-peak power at peak times.

Born out of first-hand research in a Lima slum, this time and water-saving device is targeted at families that live without electricity or running water.

Hydroelectric power is an easy choice to make if you have access to a stream or river, but this concept takes advantage of the streams running through our walls: our plumbing.

A mix of wind, solar and hydro power could replace fossil fuels in every country in the world.

The timeline needs some work. But this is a start...

Researchers have developed a chip that can run off the low voltage deep within the inner ear.

Northern Arizona University student from a range of departments built the charging station piece-by-piece to educate fellow students on the energy used by their gadgets.

A new technology developed by Korean researchers uses ultra-thin, flexible materials to generate electricity from body heat.

A community soccer field in Rio de Janeiro stays well lit at night thanks to energy harvesting tiles laid under the turf.

The small device is perfect for tiny homes or those wanting a convenient, yet electricity-free option.

Forget plugging in your phone to charge, soon the battery could stay topped off from swipes and typing.

The city council has begun installing solar-powered lights around the streets of downtown Nairobi.

There are worse places to be stuck than in Hawaii... I'm starting to think they did it on purpose!

No they don't. Whether or not you buy into this study, the fact remains that cars are cars are cars.

The data center will be the largest in the world.

The technology could lead to cheaper hydrogen cars in the future.

There's more than one way to kill a duck curve.

This solar + battery + LED light combo aims to be the future of portable light & power.

The MP3ForLife device is loaded with 400+ answers to common questions about health, nutrition, family planning, and more, translated into more than 100 languages.

These pictures from the Sun Trip 2018 race prove the only limit is imagination. Congratulations to Sun Trip race winner Raf van Hulle (tech spec of his bike below).

Kent Peterson does it with off-the-self stuff, but it should be easier than this.

Most refugees live in refugee camps for an average of 12 years and most of that time it's in drafty, tattered tents. Now IKEA has a solar-powered camp house that is flatpack and quick to assemble.

This looks like a long-needed solution to one of the key barriers to electric vehicle adoption, and I can hardly contain my excitement.

The system will also help reduce the spread of disease in rural villages.

This glass makes your window treatments obsolete.

Will NEOM be "an aspirational society that heralds the future of human civilization" or "a totalitarian surveillance state"?

Image via: Wakeland Housing & Development Corporation Los Vecinos, the first LEED-Certified Platinum, 100% solar-powered affordable housing in San Diego, offer 42-units of state of the art in green housing. The $17.6 million USD project opened its doors

Long-living fish can now be tracked for their whole lives with a single tag.

A new lightweight thermoelectric generator has been developed at NC State, which may be able to power small health sensors or other small wearable devices.

Researchers propose using the vibrations of the heart to keep pacemakers going, eliminating the need to replace batteries.

Raking Without the Cussing Sometimes the greenest products are those not marketed as green at all – take the humble rake for instance. As a TreeHugger I already know that leaf blowers are the scourge of humanity (and don’t even get me started on leaf

Using the bones of old-world infrastructure to build new-world infrastructure.

E-bikes will eat cars, and H2 bikes will eat Toyotas.

Hawaiian engineers think that it can address many of the world's problems. Are they too ambitious?

Now that's progress...

In two words: It's not.

Treehugger has noted before how one can generate electricity from algae; Now Designboom shows a lamp designed by Mike Thompson that uses the principle. Place the lamp outside and the algae generates electricity during

This modular curtain could help existing buildings photosynthesize oxygen and get rid of pollution in cities.

However the referendum in South Sudan turns out, one thing will not go away quickly: the lack of water in the region. The International Committee of the Red Cross, however, is at work on a project that will mitigate that

A new solar-power kit from BRIGHT Products is like the Swiss Army Knife of solar gadgets.