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.

The Amazon rainforest fires have been burning for 3 weeks, and some are wondering why Brazil's crisis isn't getting more attention.

Humans have driven almost 600 plant species extinct since 1750s and that number is likely much higher.

For the Fourth of July, try this cocktail made with an American bourbon and blueberries.

The surface of Mercury is shrinking faster than previously thought, photos from a NASA spacecraft orbiting the tiny planet reveal.

HyperSolar magnifying film can increase solar panel efficiency by up to 300%, making solar competitive with fossil fuels.

Second Helpings Atlanta provides a bridge between fresh, perishable food and the people who need it most.

When you can smell garbage from miles away, pizza doesn't stand a chance with bears.

We often hear about the negative impacts of stress, but some stress is necessary — and even healthy.

Psychologists and scientists are concerned about the rising rates of suicide among children, and what the shrinking gender gap might mean.

Certain scents can cause a rush of feelings — even if you don't always remember why.

We need a mix of solitude and interactions for a healthy social diet.

Paper that stops bullets and yarn that conducts electricity.. it sounds like Sci Fi, but Nanocomp is making these futuristic dreams a reality.

Ann Louise Gittleman offers '1,268 Ways to Outsmart the Hazards of Electronic Pollution'

A light-emitting diode (LED) developed at MIT operates at 230-percent efficiency. That's not a typo. LEDs will provide 70 percent of the world's general lightin

Isamu Akasaki, Hiroshi Amano and Shuji Nakamura have been awarded the Nobel Prize in Physics for their invention of the blue light-emitting diode.

Greenpeace reports what the world's leading consumer electronics companies are doing to address their environmental impacts.

Almost 40 miles of coral reef and beach around Cancun and Puerto Morelos are now insured against storms.

The longing you feel to get away is ancient, says writer Clemens Arvay, a desire to interact with nature and leave behind the material world.

Wildlife underpasses and overpasses have reduced animal-related car crashes in Colorado.

Here are a few highlights from legislation that's poised to boost wilderness protection across the country.

Buck the summertime tropical/nautical pillow trend and indulge your inner science dork by opting for Gus*Modern's new organic cotton graphic pillow line featuri

The biggest problem with potato chips is the oil they are fried in, but this company uses quality coconut oil!

Found in everything from rice to apple juice, arsenic can be a serious health concern, but how worried should you be? Here's what you need to know.

If you have an outdoor view, you're getting the benefit of Mother Nature.

Why drive when you can dehydrate? Discover the fruit dehydrator you already own. It's parked on your street.

When you want a good, sustainable, quick burger and fries, the Shake Shack is a great option. The Shake Shack is a growing chain of restaurants that started as

Eating guinea pig is now a growing trend in the U.S., and activists say it's better for the environment than beef.

Despite the 'D' word, a new survey finds that Americans are still smitten with lush residential landscapes.

I know I’m not the only one who finds comfort in writing things down.

Don't laugh. There are a lot of good reasons to consider it.

.dog domains are reserved for dog lovers and providers of canine products and services, but .cat isn't what you'd expect.

There are just as many dogs on the Web, so why do cats get all the attention?

As our old desktops proved, separating the computer from the peripherals is a good idea.

Reality can never be perfectly simulated if you take into consideration quantum complexity.

Zhena's Gypsy Tea is out with a new line of organic and fair trade green teas -- in enticing flavors like Coconut Rum and Berry Bellini.

Here's a list of reasons this blogger thinks fair fashion is anything but frivolous.

I do support fair trade products, but sometimes I wish I didn't.

Researchers studying chimps that like to throw rocks at certain trees in West Africa are getting clues about the purpose of this behavior.

It's been 5 years since the West Virginia northern flying squirrel came off the Endangered Species List, and the recovery rate is encouraging.

6 tips for making healthy choices when you're eating out on a budget. It can be a challenge to find decent food for a decent price when eating out. This is how

Restaurants that focus on healthy food served quickly are growing, showing that consumers are ready to eat better.

The 300-foot-long (92.2-meter-long) Viking Lady is set to get a battery pack, which will turn the supply vessel into a hybrid ship with technology similar to th

Elon Musk wasn't the first with a futuristic idea. The transportation industry has seen a mixed bag of game-changing technologies and utter failures.

Elon Musk wasn't the first to come up with a visionary transportation scheme.

The Union of Concerned Scientists has some good news: All 8 of the top automakers have cut their climate emissions.

When you can’t properly chew or shallow, eating can be a chore, but specialty created food can help.

A factory ghost caused 3,000 garment workers to riot in Bangladesh. The workers' behavior is called mass hysteria

I was recently taking a shower in my bathroom when I looked up and noticed what I think was black fuzz and dots growing on my ceiling! Why does mold seem to lik