We can learn a lot from dung beetles, including how to be better citizens of the planet.

Beautiful video from National Geographic shows how a caterpillar becomes a butterfly.

Insects don't necessarily die off in winter. Here's a look at some of the unusual survival strategies insects use to combat winter weather.

Australian Reptile Park shares a creepy video of funnel web spiders emerging from an egg sac, just in time for Halloween.

A new study and videos show how flies are able to land upside-down on any surface by making lightning-fast adjustments.

New research suggests paper wasps use facial recognition to work better alongside one another.

An archaeologist dug through a publicity blitz to make an amazing find. A story of grave robbers. Ancient civilizations. Hidden treasure. Glowing skulls.

MSNBC's Contessa Brewer on her little-known off-camera hobby.

A new video from charity: water offers hope for the 1 billion people who don't have easy access to clean water. Actress Kristen Bell narrates this well-done vid

Free coffee at Starbucks, carbon offsets and sustainable seafood are just a few examples of what businesses are doing in honor of Earth Day.

Nancy Sutley, chair of the Council on Environmental Quality, and Heather Zichal, deputy assistant to the president for Energy and Climate Change, take your ques

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

Kick off Earth Week with this dramatic three-minute film, which dives into the 'Heart of Darkness' to highlight the humbling majesty of our planet.

Attention Earth Day shoppers: The most highly anticipated, wildly expensive energy-saving light bulb out there, the L Prize-winning winning 60-watt equivalent L

Only a few of the many threatened species and wild places on Earth ever gain any legal protections. Some of these are considered vulnerable while others are mak

Leonardo DiCaprio, Linkin Park, Don Cheadle, and Sergio Marone are all judges in the Date with History contest, which will send one young visionary to address t

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.

World Elephant Day, National Dog Day and Southern Hemisphere Hoodie-Hoo Day are just a few celebratory days to mark on your calendar.

A picture of your favorite place could win you, and the charity of your choice, $1,000.

Submit your Earth Day lesson plan to this contest and you win could tons of cool prizes for your classroom.

Green moms from around the Web share their plans for celebrating Earth Day this year.

A look at Earth Day's history and six things you can do to make the planet better.

Join Aveda in setting an Earth Day world record.

Your guide to the holiday's planet-centric programs.

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

Let these disaster movie-esque GIFs of four major cities being swallowed up by rising sea levels serve as your motivation to help combat climate change.

The launch of Earth Day in 1970 raised suspicions in Washington, D.C.

Take a look at what the world's water supply would look like as a single drop - and find out what your family can do to protect it.

We asked Carla Hall, Mayim Bialik, Andy Richter, Izabella Miko about their Earth Day plans.

Celebrate the planet with these TV shows, movies and even a radio program.

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

The more we hooked we get on gadgets, the more often obsolete technology ends up in landfills.

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

How much money and energy do you spend each year powering the gadgets in your home? This infographic breaks it down for you.

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

Did you know that 80 percent of the known terrestrial plant and animal species are found in forests?

From environmental tips to hanging out with monkeys, there's no shortage of Earth Day entertainment.

Meet the winners of the first California Green Medal: Sustainable Winegrowing Leadership Awards.

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.

There are many candlelit activities to do with family or friends when you turn off the lights for an hour to raise awareness about climate change.

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

In celebration of Earth Day on April 22, NASA has launched a clever online campaign that enables participants to "adopt" a small piece of the planet.

Hollywood icon Betty White discusses her passion for animals and her book, "My Life at the Zoo."

Leaders of countries and companies will be in Cancun for new climate talks this week. The business world looks poised to be heard and hopes governments will lis

Mexican president proves himself a visionary with a sense of humor at the Cancun Climate summit.

First comprehensive study on climate mortality released today at COP16 projects rapidly increasing death toll especially among children due to the impacts of cl

Japan wants no part of Kyoto but what about the other goals of COP 16?

Taking the easy way out is nothing new for politicians, but this time they're taking the easy way out on climate policy.