To find life on Mars, we may have to send probes and people into this hole.

Everybody is avoiding the stigma of being old. Here's why we need to get over it.

Older people are also spending far less time socializing or reading. That's not a healthy combination.

In 'This Chair Rocks,' author Ashton Applewhite explains why everyone should be up arms about ageism.

These DIY projects will have you see plastic bottles in completely new ways.

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

Reusing old household items can give your home a fun, rustic dimension.

Dumpster diving may seem like a victimless crime, but it can land you in real trouble.

The deposit-based Norwegian approach to plastic bottle recycling is an attractive, effective one.

A large portion of the clothing you donate ends up in the landfill. Here's why — and what you can do about it.

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

We may be able to hack our brains to solve problems while we sleep.

MIT engineers say this cheap, low-energy process can remove CO2 from the air.

The brain's impulsivity switch could be key to fighting obesity as well addiction and disease.

Researchers have developed dancer-recognition software that's astoundingly accurate.

As Norway's Lendbreen ice patch melts, an ancient highway is revealed.

A recent U.K. case study focused on a teenage boy's highly restrictive diet, and how his junk food preferences led to permanent vision loss.

A study finds that a tomato's cancer-fighting properties are reduced when consumed with iron-rich food.

Norway says it will end all fox and mink farms by 2025, and it's the first Nordic country to take the step,

The new process may provide a revolutionary, all-purpose flu vaccine.

ABC News's Dr. Richard Besser says it's easier than ever to get vaccinated.

Before you give in and resign yourself to a week of suffering, here's what you can do to fight a cold virus as it starts.

Hurricanes keep coming through, destroying homes and beaches, yet tenacious residents keep on rebuilding. While this endless process of destruction and construc

As Make It Right passes the halfway mark with 76 affordable green homes built in New Orleans, the foundation throws a fundraising fête to help ensure that the

With Earth Day now behind us, it’s time to take another look at the steps we are taking to be a more sustainable company.

Collaboration is the key as Walmart works with some of the world's largest corporations to address global sustainability challenges.

How a pen-pal relationship between altered two lives, inspired a book and continues to help others around the world.

You don't have to use toxic chemicals and pesticides to have a beautiful, lush yard. But first, stop fixing on having much of a lawn at all.

They don't shed tears and won't remember having mustaches!

Walmart has committed to produce or procure 7 billion kWh of renewable energy globally by Dec 31, 2020.

Clutter causes stress on many levels. For families feeling the need to create more space — mental, physical, emotional — here are 6 suggestions.

The best strategy to minimize student loan debt is to search for affordable colleges. Yes, it’s complicated, but here’s what to know.

Rising health insurance costs have many people worried about the financial impact on the family budget.

You may think you're stuffed, but sugar has a way of making more space in your stomach, Norwegian researchers discover.

Aflac’s vice president and corporate secretary makes sure the company goes above and beyond to create and maintain a culture of purpose.

Find out where to fill up with biodiesel on a road trip.

You may not realize that nutritional yeast is a vitamin-packed protein. Here's how to add it to salads, pastas and more.

Facility makes DNA parts for biologists to use in experiments.

The Office of Naval Research hopes to harness locusts' powerful sense of smell to protect soldiers on the battlefield.

Air pollution is so pervasive it even affects babies in the womb and causes long-term mental and physical health problems.

Renewable energy has made great strides in the U.S. recently. But if you take a look around the globe, you'll find equally encouraging signs.

Breakthroughs in artificial photosynthesis could help harness the sun's power for clean, efficient production of liquid hydrogen.

New research backs the tortoise in the classic fable, suggesting slow and steady always wins, no matter the race.

From sleep problems to back pain, a bad job can take a toll on your body.

The secrets and science behind those giant balloon characters in the Macy's parade.

The discoveries of two different burial sites in Norway have been facilitated by improved radar technology.

German Christmas markets or Christkindlmarkt celebrate the holiday season with crafts, food and fun.

Researchers have a new way of figuring out your dog's age in people years, and it doesn't involve multiplying by 7.

A hungry, stray dog nicknamed 'Subway Sally' is already an employee favorite at a New Mexico restaurant, but now she's a social media star, too.

A husky turned in by a breeder for her 'weird' eyes is adopted after a rescue group shares her story.