Earth Day turned 41 Friday, with organizers hoping to inspire "A Billion Acts of Green," the holiday's theme for 2011. It's a noble goal, but recent events like

As marketers use Earth Day to hock anything and everything, including a 'Real Housewives' episode, bloggers weigh in on the ridiculousness of it all.

Groupon deals, rain barrels, epic videos and the marketing hype surrounding Earth Day.

You can celebrate Earth Day all week long with free admission to any national park.

Cuddle up with your favorite snuggle bunny and one of these great green reads to celebrate Earth Day with your family.

PBS Kids' beloved Arthur cartoon will spend Earth week teaching kids to go green.

For Earth Day, Easter or any seasonal meal, try this side dish made from seasonal vegetables and aromatic spices.

Thought-provoking documentary weaves together stunning imagery with enlightening interviews to show how connected we are to our planet.

A new MNN comic explains why we should rename 'Wednesday' in honor of our home planet.

You wouldn't leave the shower on for 42 minutes, right? When you think about food waste that way, it's more tangible.

As a wall goes up dividing the U.S. and Mexico, a range of environmental concerns are surfacing. Conservation photographer Krista Schlyer documents the impact.

Turret spiders, the minuscule relatives of tarantulas, pack a powerful punch for any insect venturing close to the castle walls.

While stink bugs ravage our food crops, samurai wasps — another sneaky insect from Japan — are helping us keep them in check.

As mustang horses are rounded up and taken off public lands, what will happen to this American symbol of freedom?

Is God mad at us for recycling or behaving badly? Some of the right wing's sharpest minds think so.

Nearly 700 feet (more than 200 meters) under the Svartisen glacier in northern Norway, researchers are huddled together underground.

Shrinking Arctic sea ice is shifting polar weather patterns, especially in fall and winter.

Researchers who have analyzed satellite images of the icy region suggest that the glaciers' acceleration may be cause for concern.

More ships are navigating the perilous, frigid Northwest Passage through the Arctic Ocean, with large passenger vessels soon to join them.

The glacier-carved inlets play an outsized role in the global carbon cycle, a new study reports.

These aerial images highlight the devastating effect global warming has on the arctic.

Jenn Breckenridge of the Burn Clean blog recommends 3 fun, funky & functional gifts for Father's Day.

Need a gift for dad in a hurry? Here are six great Father's Day gifts you can whip up this weekend.

A new study finds footwear desensitizes feet and may even affect balance. It's time to embrace the callus.

Wearable air conditioners may help wean us off our emissions-happy ways.

Don't miss the best original stories of the week from Mother Nature Network.

Ford is partnering with Grenier's new green lifestyle website SHFT.com, and I was there to kick the tires on the C-MAX Hybrid, eat the organic snacks, and try i

Bob Sakala bought his Toyota Prius Hybrid to save gas. In the week since Hurricane Sandy, he powered his home on three-quarters of a tank of gas.

Yet another reason to invest in a hybrid and electric vehicle: During storm-related blackouts they — with the compulsory assistance of an inverter — can pre

For Japanese artist Baku Maeda, honoring the natural world means whipping out some scissors and cutting plants up into pixel-like square bits.

Homemade aromatherapy shower squares can help relieve stress and even allergies. Here's how to make them yourself.

Have too little time to hit the gym — or too few bucks to join one? Here, then, is some guidance on how to build muscle without the gym.

These 9 edible flowers will boost your cold beverage game.

You can hang, press and even microwave a variety of flowers and keep them for years.

Brighter Living with Jill Cordes: Could your home go solar? Find out.

Brighter Living with Jill Cordes: These helpful tips will keep you green and warm.

Toxic compounds called PFAS have been linked to cancer and immune problems, and they may also make it tougher to keep off weight.

Annual celestial event often produces large bright fireballs that scorch the night sky.

"The Silent Evolution" by Jason deCaires Taylor is 400 permanent sculptures in Mexican waters.

At the Cancun climate talks, one art installation dominated the headlines at a turning point in history.

Artist Patterson Clark naturally 'harvests' areas plagued by weeds and uses the leaves, roots and stems of much-loathed plants to produce handcrafted art suppli

Alan Kimble Fahey, the hirsute ex-phone service technician behind a folksy, sprawling rural California compound known as Phonehenge West, is found guilty of vio

Catch up on the environmental headlines from the week of Aug. 14-20, 2011, including the not-so-nutty professor behind the The Periodic Table of the Elements an

Using a repurposed trash bin, Berkeley-based artist Gregory Kloehn creates Oscar the Grouch's dream home: A comfortable, one-room dwelling complete with hardwoo

A compilation of the best original stories from Mother Nature Network for the week, including Bear Grylls' eating habits, a webcam of Mount Everest and much mor

Some of NYC's oldest trees will get the appreciation they deserve with some creative lighting, poetry and more.

Scientists and artists have more in common than one might think. Many techniques used by artists are just as indispensable for scientists, who use interesting i

Sure, they do a better job at posing for photos than discouraging birds, but this army of eclectic scarecrows installed at one of the Hudson's grandest historic

In memory of his late wife, a farmer has spent 35 years planting and nurturing a guitar-shaped forest in Argentina.

It sounds totally familiar, yet completely new.