This gratitude project is simple, quick, creative and you probably have everything you need to participate in your pocket already.

The Obama administration is making Big Block of Cheese Day a reality. Fans of Aaron Sorkin’s “The West Wing” already know what it’s all about.

A random YouTube video leads to the reunion of two sisters who grew up 5,000 miles apart.

According to some experts, the ubiquitous BFF self-portraits may be responsible for a significant increase in head lice.

Facebook is in talks to buy a drone company that manufactures ultra-lightweight, solar-powered planes.

For every cat photo or video you post on social media using the #MyGreatCat hashtag, Purina Pro Plan will donate a pound of food to feline rescue groups.

The number of updates you make a day, how often you use the 'like' button and even your photo album organization can tell your Facebook friends a lot about you.

A new toy line that lets babies post their images to the Web raises an interesting question.

This will create the world's largest virtual graveyard.

This new drink makes all your coffee and wine meme dreams come true.

25-year-old wave runner Lindsey Russell undertook the 20-mile challenge to raise money for charity.

As homelessness woes mount in the city, one big-hearted solution is squashed.

Officials anticipate raising big bucks from the sale of lovey-dovey padlocks removed from Paris' bridges.

Get ready to break out the tissues with this video featuring children from the Boys & Girls Club of Metro Atlanta.

Adding volunteer work or a spiritual journey to your travel calendar can improve your mental health and add meaning to your trip.

Eclipse glasses distributed to the homeless, plus where to donate your old eclipse glasses if you don't plan on reusing them.

Housing charity New Story teams with 3-D printing startup ICON to fabricate 100 affordable and innovative abodes in El Salvador.

A decade-long search for alien life called the Breakthrough LiBillionaire Yuri Milner pledges to fund a decade-long search for intelligent life.

The need for help in the Florida Panhandle after Hurricane Michael hasn't gone away and these relief organizations are keeping residents and helpers fed.

Learn how Aflac and other companies are using the power of their brands to speak out on major public policy issues and social missions.

Tim Sweeney, founder of Epic Games and "Fortnite," is using the popularity of his virtual worlds to make a big impact in his home state of North Carolina.

In this episode, Chuck chats with fellow musician Rob Del Bueno from Refuel Biodiesel about how he went from making fuel in his backyard (let's just say the EPA

In this episode, Chuck chats with fellow musician Rob Del Bueno from Refuel Biodiesel about how to make biodiesel. "It's simple to do," Del Bueno says, "but it'

Chuck sits down for an interview with Jayni and Chevy Chase.

Video: Chuck visits one of the first 24-hour card-swipe biodiesel filling kiosks.

Video: Chuck Leavell, keyboardist for The Rolling Stones and the cofounder of MNN, finds out about the importance of having a single national wildlife refuge se

A protein complex has been shown to repair DNA damage caused by radiation or old age.

The fang blenny's 'heroin-like' venom could inspire new painkillers for humans. (In return, maybe we could not destroy its habitat?)

Bakersfield firefighters pull an unresponsive pup from a fire and use a specialized animal oxygen mask to revive him.

Humans have always been searching for a cure for aging, but researchers claim to have developed a mathematical proof that shows it's impossible to avoid.

The bandage uses a thickening agent known as kappa-carrageenan, obtained from seaweed, to create injectable hydrogels.

Stunning 3-D videos capture the drama of life on a subcellular level.

As the U.S. struggles with an opioid epidemic, efforts like National Prescription Take Back Day are more valuable than ever.

A great pied hornbill at Jurong Bird Park developed cancer, and doctors used 3D printing to make a prosthetic casque for it.

Developed at the University of Helsinki, PrimeBEE allows immunological signals to be passed from a queen bee to her offspring.

The medicinal soil called "healing soil" has been found to contain powerful antibiotics that kill superbugs.

If you have trouble performing these tests, your life could be cut short.

Breakthrough vaccine technique makes you immune to all forms of the flu virus.

Researchers find that more than 10 percent of patients may be taking aspirin unnecessarily, and the risks may outweigh the benefits.

Mercury, bloodletting, corpses, radioactive water and even heroin are just some of the treatments doctors used to prescribe patients.

These storied specimens have been shortlisted for Britain's Tree of the Year contest.

Officials are warning people near the Tennessee coal ash spill to stop drinking well water after finding high levels of arsenic.

Residents of Harriman, TN share their experiences during and since the billion gallon coal ash spill.

Coal country Sen. Robert Byrd is crowing about $4 billion he steered towards the false hype that is "clean coal" in the Senate version of the economic stimulus

Matt Jones was arrested by TVA police after driving home elderly residents from a community meeting discussing the coal ash spill.

One blogger's perspective on the recent 'success' of Wisconsin's carbon capture pilot program.

MNN's Karl Burkart closed his Chase Bank account to protest their financial support of mountaintop removal mining. What can you do to help?

Video: President Obama explains about how clean energy investments can diminish the environmental risks of fossil fuels and provide new jobs and opportunities a

Have you ever wanted to visit Paris or Rome? Well, you don't have to fly to Europe to check out these cities.

St. Louis, Orlando and Minneapolis are featured in a new Sierra Club report on the growing number of American cities rejecting fossil fuels.