Researchers are spinning spider silk from goats' milk.

Video: Historical films and field work reveal more about endangered Native American language.

Video: What was really on the menus of our ancestors?

A comparative psychologist says African grey parrots have the social skills of a 2-year-old child and the intelligence of a 5-year-old.

The Swedish ritual of Årsgång or "year walk" is said to reveal visions of the future — if you can complete the requirements.

Why Volkswagen should bring back the Microbus.

We know that spending time in nature is good for us, but researchers have now quantified the benefits.

The small Maine-based co-op, which has struggled to gain a hold in the marketplace, received $3 million in much-need investment.

Sales of organic are growing and dairy farms are getting incentives to switch to organic farming. Is voting with our dollars actually working?

The just-unveiled glass-bottomed walkways at Tower Bridge offer a dazzling new way to see the city. And, yes, ladies can wear skirts without fear.

Likely not, but it's fun to imagine zipping along a train-less Tube.

Oat milk is a tasty and inexpensive milk alternative.

Looking for a side dish for your Easter dinner that's out of the norm? These delicious cakes would do the trick - just don't tell your guests they're eating bir

From boosting metabolism to post-workout hydration, does coconut water live up to its claims? And what about coconut milk?

From the Haka in New Zealand to the Klapa in Croatia, the earliest music traditions relied on the human voice alone.

Two Pennsylvania children, ages 7 and 10 have been permanently banned from talking about fracking.

New genetic evidence shows that Solenodons survived the asteroid impact that wiped out the dinosaurs.

The extinct cave bear Ursus spelaeus appears to have descended from a vegetarian line of bears.

NASA astronauts make history with an all-female spacewalk — now that the spacesuit problem is resolved.

Cadbury will certify 300 million of its Cadbury Dairy Milk chocolate bars as well as its packaged cocoa, at a cost of £1.5m ($2.1m), by the end of summer.

Actress keynotes luncheon to denounce the harmful practice of mountaintop removal coal mining -- and its effects on the people of her native Kentucky.

Michael Pollan discusses the high cost of cheap food with Jon Stewart.

Much like his role as the Hulk in the new 'Avengers' movie, actor Mark Ruffalo says his battle against fracking is about 'fighting for the common good.'

Brazen raccoon bandits may be trying to trying to send Toronto a message. They have been showing up in all sorts of places.

Walter Carr, a dedicated young employee, wins accolades in Alabama for going above and beyond to get to his first day of work.

Lisa P. Jackson, administrator of the Environmental Protection Agency, discusses climate change with Jon Stewart.

Tatooine, a desert planet in 'Star Wars,' may have a real-life analogue 1,000 light-years away.

Renewable energy is already growing rapidly. But these recent developments in energy storage could prove to be a game changer.

From gift boxes to fun furniture, there are all sorts of inventive ways you can use handy chalkboard paint.

We can't just build better; we have to change the way we live.

Plastic bags are bad, for sure. But a new fee for produce bags is angering some ... and you're not even allowed to bring your reusables!

From pipelines and wind power to Brazil and the EPA, Newt Gingrich devoted a lot of time to energy policy during a camping stop.

Running and walking may have similar benefits, but are there times when is walking better than running?

Residents noticed 95-year-old Harvey Djerf struggling on his daily walks, so they came up with a kind solution.

Adding walking poles to your daily jaunt is an excellent way to boost your calorie burn, and they may even help prevent chronic pain with aging.

A study in the Lancet looked at over-60 walkers, and those who worked on a busy London street didn't fare as well as the park walkers.

From your heart to your head, here's why you should lace up your sneakers and walk.

Researchers looked at walkers and runners with bent and straight arms to find out.

Climatologist documents Greenland's warming conditions with a photo of sled dogs splashing in meltwater on top of sea ice.

Actress, currently starring in the eco-thriller 'The East,' describes freeganism and her experiences on an eco-village studying permaculture.

There's no way around it: highly efficient, long-lasting compact florescent lamps are a green godsend but with one small (well, not so small) hitch … each bul

In this video by Sam Despeaux and Carly Calhoun titled "TVA At the Crossroads" (also check out "American Nightmare"), Lynn and Jean Gibson speak about living ne

U.S. EPA administrator Lisa P. Jackson sits down with Jon Stewart to discuss the Republican attacks against her agency.

It's widely planted to slow the butterflies' decline, but a recent study suggests monarchs' misfortune goes well beyond milkweed loss.

China is the world's largest polluter and the largest green innovator. It is a country full of environmental contradictions, but so is the United States.

This serene video from Colorado Parks and Wildlife shows a large herd of elk running across the landscape in Colorado.

A neighbor called the police on a Chicago mom for letting her 8-year-old walk the dog alone.

Your dutiful blogger has been evacuated from his home. However, it didn't stop me from taking a stroll along with banks of an infamously filthy canal in Brookly

Concern about the safety of many wall coverings has led to a revival in milk-based paints.

Entrepreneur Jonas Falk, 28, has grown a $20 million company, Organic Life, by serving great-tasting organic food at schools.