Increased sea ice drift forces polar bears to expend more energy walking on a fast-moving 'treadmill' of sea ice.

Everything from dandruff shampoo to olive oil can be used to treat this unsightly yet harmless condition.

Nashville-based Gro Furniture releases Bam B and P Pod, two ingeniously designed modern cribs that Junior — unless he reaches Kris Humphries' height by the ag

Actress delivered a 7.5-pound baby girl at her Pennsylvania farm on July 2.

Once you try this recipe for homemade baby wipes you'll never go back to store-bought again.

Do you know what's in your beauty products? Check out this infographic to learn which products are safe for you and your baby.

Is the idea behind Swipe & Feed smartphone/baby bottle combo genius or ridiculous?

Eco-architect-turned-full-time vintage aluminum trailer renovator Matthew Hofmann reveals an Airstream hotel in beautiful downtown Santa Barbara.

Max, in exchange for a bit of household help, resides part-time on his elderly mother's rural property in a converted school bus.

President Barack Obama challenged world leaders to join the United States in fighting global warming. Watch the entire 10-minute speech here.

Actor/activist excited to use new role to share that 'human well-being is intertwined fundamentally with biodiversity'.

German tree-planting advocate brings his Stop talking. Start planting message to the United Nations.

More than 100 world leaders and tens of thousands of protesters will descend on Rio de Janeiro next week for the Rio+20 summit in hopes of overcoming years of d

Climate change has already taken a serious toll on human well-being and world economies.

The island country is currently experiencing a harrowing seasonal infestation of the Malagasy migratory locust.

A young poet from the Marshall Islands reportedly 'brought world leaders to tears' at the U.N. Climate Summit.

UNESCO protects more than landmarks and culturally-significant sites. There are intangible parts of culture that are important, too.

Understanding what you are eating is a crucial step to healthier living. But what do all those food labels really mean?

Bone broth is nothing new, but it’s suddenly very popular to have a daily mug's worth. Here’s why.

'The Good Stuff' on PBS makes compelling argument for chowing down on bugs.

If we could see a photo of the amount of sugar that's in a soft drink right on the label, would it make us think twice?

Good news. If you’ve been avoiding nuts because of their high fat content, new research says the fats in nuts can be good for you.

Dozens of massive president heads sit in a field in Virginia, waiting for a new home in a museum.

The U.S.-backed proposal was opposed by Canada, which is home to two-thirds of the world's polar bears.

Video: A Florida marine ecologist narrows down the spread of the first lobster virus.

Video: Keeping better track of yourself and your keys.

From video games to cell phone apps, people are making sign language easier to learn.

Locked-in syndrome, often the result of injury or illness (such as Lou Gehrig's), causes complete paralysis. With advanced technology, these people get closer t

Time can be rough on a dam: as it ages, repairs are more costly and it risks catastrophic breakage. But removing one can also be a major eco-hazard.

An MNN column causes an uproar in the scientific and not-so-scientific community. Our columnist responds.

How have Easter's ancient paganist roots manifested in this modern Christian celebration?

When the Dalai Lama and Archbishop Desmond Tutu get together to share wisdom, we should all stop to listen.

The new policy at Dignity Health Mercy Medical Center in Merced builds trust and community, and the patients are seeing the results.

Danny Ferraro was driving on Highway 105 in Texas when he spotted clouds arranged in an angelic way.

Most of the cars I test are plug-ins, so it was a culture shock to go to San Antonio and drive the big-tire SUVs ... on Dramamine ... at 100 mph ... while holdi

The most commonly used cinnamon, cassia, contains a natural element that when used in large amounts can cause liver damage.

Skip the commercial mouthwash and eat your halitosis away instead.

Lance Armstrong joins a new media campaign to market the innovative 2011 Nissan Leaf.

Craig Henderson drove his Avion from Canada to Mexico on one tank of gas.

Stung by high gas prices, 68% of drivers say they'll consider an electric car within three years.

AdWeek ranks its top 10 favorites for 2011, including Chipotle's sustainable food initiative and Nissan Leaf's all-electric world.

If EV advocates won't step up to the plate, who will? I admit I don't own one yet, and many other green writers are in the same boat. Read on, and see who's a m

Paul Scott sells Nissan Leafs for a living. He put up his retirement savings for a few minutes with the president to talk about EVs and climate change.

Narrator Daryl Hannah, filmmaker Leslie Iwerks and others discuss the Keystone XL pipeline battle in 'Pipe Dreams.'

If you think your yard has too much shade to grow vegetables, there may be hope.

The stench of foul-smelling flowers attracts insects that aid in their pollination.

As winter comes to an end, it's time to check your garden's vital signs.

Actor graces the cover of Wine Spectator magazine along with his winemaking partner, Marc Perrin.

The Peaceful Belly Farm in Hailey, Idaho, found a unique way to advertise a plant sale.

Experts say Japan's kids and unborn babies have the greatest risk of developing cancer from exposure to radioactive material.