Sunlight in the form of fuel? A breakthrough new discovery brings science one step closer to creating clean hydrogen fuel using only water and sunlight.

Immune cells called macrophages are at the center of the salamander's ability to regrow limbs and regenerate parts of organs.

DARPA using biotechnology in an effort to boost the U.S.'s national defense.

By fighting labeling, GMO advocates risk ceding the moral high ground -- transparency -- to foods that boast their lack of GMOs.

Imagine your city illuminated at night by glow stick-like lighting generated entirely from living organisms.

It could represent a biodegradable solution to the omnipresent pollution clogging our landfills.

Scientists created the glowing effect without any genetic modification.

Georgia Tech researchers have developed a flexible packaging material that combines cellulose nanocrystals and chitin nanofibers. It could replace PET.

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

The paper Unocup ditches plastic in a bid to reduce waste and improve ergonomics.

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

Utility-scale solar power requires a lot of land. But there are ways to work around that problem.

They're baaack ... nearly 30 years later, solar panels are once again gracing the roof of America's most famous neoclassical mansion.

Deserts have a lot of sun, but not much water. That's why researchers are advocating combined solar and agave farms.

With the purchase of New Mexico's largest solar facility, the long-term partnership is nearing 300MW of installed solar power.

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.

Learn some of the lessons serial entrepreneur Hugh Whalan has learned in the 7 years he’s been working on renewable energy in the developing world.

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

In rural areas, Internet connectivity can be a powerful force for economic empowerment.

The island nation is using its natural and cultural resources to attract filmmakers from around the world.

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.

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.

An award-winning MIT team has created a portable, solar-powered desalination system that could provide freshwater in remote locations.

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

With the power of 5,000 suns, the real engineering breakthrough with the Solar Sunflower might be its cooling system.

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?

Massive investment coupled with falling prices has created a perfect renewable storm in the Golden State.

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

Advanced methane capture could make a significant dent in U.S. energy demand.

Solazyme is making great strides with its biofuels, but their potential impact on greenhouse emissions shouldn’t be exaggerated.

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

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

Researchers claim that using enzymes to convert biomass to hydrogen could yield significantly more energy than current biomass-to-ethanol efforts.

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

How embracing a serene, rural lifestyle has taught me to use a chainsaw, ride a pickup and get off my blood pressure medication.

Atlanta to Appalachia columnist Benyamin Cohen and his wife prepare for the arrival of their first chicks — and the wide new world of raising chickens.

Author John Temple was granted unprecedented access to the controversial family.

After all the time and money we've spent setting up this luxury chicken coop, this is by far the most expensive egg we'll ever eat.

The lack of predators reduces the instinct to flee, according to new research.

More than 4,000 deadly snakes call this tiny 110-acre island home, including one species with venom that can 'melt human flesh.'

This monster of a bug was recently discovered in a remote area of China's Sichuan province.

Santa's not the only one who gets to hang out with these interesting animals.

Otherworldly caves naturally lit by the eerie gleam of glowworms are a sight to behold.

Closest living relative of Arktocara yakataga can only be found in rivers in South Asia.

Thousands of people have been walking over the fossil for decades without knowing it.

Australian researchers have traced the largest dinosaur footprint ever found, an intimidating 5-foot, 9-inch long impression made by a giant sauropod.