In anticipation of Obama's visit to Canada, environmentalists circulate petition to stop 'dirty oil.'

Thousands of consumer products made from recycled materials confirmed radioactive.

Oil company provided tapes made by a drug trafficker in case against Ecuadorean peasants.

Contaminated sites being used to house wind farms, solar arrays and geothermal power plants.

Each year, as many as 20 million people get sick from drinking contaminated water in the U.S.

Moose lasagna, a hot seller at European stores operated by the world-dominating purveyor of flat-pack furnishings, is found to contain trace amounts of pork.

The winds and waves of Hurricane Sandy spilled enough sewage to match BP's oil spill more than 50 times over.

Hey nosey garbage man, you got a warrant?

What happens when railway station buildings are no longer used? Here are 10 being used for restaurants, museums, homes and more.

Amazon Give Back Box program makes donations easy, and you get a tax write-off as a bonus.

There doesn't seem to be anywhere to recycle one-time-use polyester graduation gowns so maybe they shouldn't be an option.

China will turn away 24 types of recyclable material imported from the U.S. and other countries due to concerns over contamination.

A study from UC Berkeley reveals that information stimulates our dopamine-producing reward system — just like food and money.

A new international study finds most people would rather be entertained by others.

A new study suggests confusion can be a powerful learning tool, but only under the right circumstances.

By turning coffee waste into auto parts, this collaboration builds on the two companies' commitments to environmental stewardship.

A 'living' wrapper called kombucha slime could ease the world's plastic pain.

Deforestation is occurring so fast in the Brazilian Amazon that three football fields worth of tree cover are lost every minute.

The future of transportation

These before-and-after shots perfectly capture the moment a compliment is received.

Eating food for healthy hair isn't a new, but did you know that hair problems like thinning or going prematurely gray can be prevented with food?

The number of negative health reactions to cosmetic products reported to the FDA has skyrocketed, with the majority of complaints coming for hair products.

Under a new initiative from the Ellen MacArthur Foundation, a group of companies and nonprofits are supporting a new initiative aimed to reduce clothing waste.

Amateur photographer Steve Biro takes a riveting photo of a bald eagle and his mirror image.

Human noise is changing how some birds sing, while causing chronic stress and reproductive problems in others.

Study finds U.S. and Canada have lost 29% of birds in past 50 years.

The only endemic duck remaining on the Hawaiian islands is back from the brink of genetic extinction.

A massive bald eagle is filmed in slow motion taking off from a street in Melrose, near Boston.

While research on the lab-altered H5N1 virus that can be transmitted between mammals in laboratories is put on hold, scientists are debating how to balance bios

One reason flu transmission is thought to be lower during the summer months is because of the high humidity.

Twitter posts with anti-vaccine sentiments are "contagious," while posts with a positive take on vaccines are not.

When crisis hits, the jokesters come out of the woodwork. Here is what to expect.

New report says toxic chemicals are causing Americans 'grievous harm' that could be prevented by better government oversight.

The EPA decided this week to limit cancer-causing emissions from hydraulic fracturing, aka 'fracking,' but its new rules won't take effect until 2015.

To help eliminate the perilous process of collecting potable water in Ethiopian villages, Italian architects design a water vapor-collecting tower.

We all know there's too much plastic making its way into the environment; here's an innovative solution to a seemingly intractable problem.

Will one conservation photographer's images be enough to save an important protected area from development?

At NuVu, students solve complex problems by focusing on imagination and constructive feedback.

Have you secured the health of nature so we continue to have quality of life?

Conservation group Lion Guardians has helped East Africa’s Masai tribesmen bring back the big cats and better their own lives.

Walmart partner Conservation International has launched the "Nature is Speaking" campaign to provoke a conversation about nature's essential role in our lives.

Howard Wood wins Goldman Environmental Prize for his work to save marine ecosystems from damaging commercial fishing practices.

A couple disappeared into mountain silence for 18 months as part of the first substantial study on the physical and emotional impacts of meditation.

Whether crafting cookbooks or ice cream, Shaun Chavis is all about sharing her love of authentic food.

Vidcode is challenging stereotypes and turning more girls into techies.

Grown-ups and Ph.D.s aren't the only ones creating groundbreaking gadgets that protect wild critters.

A Brooklynite goes from the urban jungle to the Amazon jungle.

The firm OpenPath Investments believes that apartments aren't just walls or rooms; they're a chance to connect on a deeper level with your neighbors.

I briefly lived with hunter-gatherers in the rainforest, where a couple visiting tourists did something very unexpected.

Hundreds of thousands of sandhill cranes gather every year at this one spot in central Nebraska.