Many people today get their news via Facebook, but most probably give little thought to how the social media network filters the stories they see.

When you share a rescue organization's posts or comment on them, it may not always be what's best for the shelter.

Flash Drives for Freedom aims to take old USB sticks and smuggle them into North Korea loaded with Western media.

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.

When disasters strike, we want to help the victims, even from thousands of miles away. Consider these giving strategies to make sure your donation counts.

Cardborigami's clever folding shelters offer the displaced a surprisingly sturdy alternative to tents.

As a partnership with a nonprofit that provides shelter to homeless families goes to show, Amazon's takeover of downtown Seattle isn't without altruism.

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

Despite being dumped at 12 years old, Billy Goat the dog wouldn't end his days at the shelter.

With frigid weather throughout the country, communities offer the homeless respite from the dangerous temperatures.

After debuting in Nottingham, England, the big-hearted concept catering to 'rough sleepers' is coming to America.

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

Many organizations are accepting donations for California wildfire victims and first responders, making it easy for you to help.

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'

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

Video: Chuck Leavell talks to CBS sportscaster Greg Gumbel about how the NFL is going green.

Video: Chuck interviews the legendary Willie Nelson at Farm Aid 2009.

Video: Chuck interviews the Indigo Girls about their nonprofit, Honor the Earth.

Turns out peeing on a jellyfish sting may do more harm than good, here's what to do if you get tased with a tentacle.

Scientists have found a 'world-class' helium gas field in East Africa. That's a big deal, and not just because squeaky voices are funny.

UC Davis vets and engineers designed a mask and cast exclusively for Loca, a Staffordshire bull terrier severely injured by another dog.

Human trials are set to begin on the treatment, which cured 100 percent of mice during animal trials.

New studies on cancer are paving the way for faster diagnosis, better treatment — and more lives saved.

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

It may be subliminal, but you transmit your fear to your dentist.

Researchers in Brazil are experimenting with sterilized fish skin as bandages for burns.

6.5 percent of Americans over the age of 40 experience phantom odors, but we're not sure what causes this sensation.

On the way to a palliative care facility, cancer patient Ron McCartney had one request: a caramel sundae.

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

The secret to chicken soup's medicinal properties have been revealed by dietician Sandy Allonen.

As more states legalize cannabis for health treatments, here's a rundown of the science.

Breakthrough 'crystal' captures CO2 and could one day turn it into a fuel or turn water into hydrogen.

Migration forecasts developed by researchers at Cornell University help cities and building owners determine the best time to flip the switch.

Developed by the U.S. Geological Survey, the technology 'aims to reduce the impact of earthquakes and save lives and property.'

New York City's Feral Cat Initiative pairs feral cats that need a range with humans who want a defense against rodents.

A concept unveiled at a UN roundtable outlines a fully autonomous floating city.

Two recent studies show that visiting an urban park for as little as 20 minutes will reduce stress and boost emotional well-being.

Go green or get left behind. That's the message many hotel owners are hearing as they watch their competitors slash operating costs, gain respect in the communi

The home of the Chicago Bears is the first LEED-EB certified NFL stadium.

The first national park in the world has a comprehensive recycling program, LEED certified buildings and more.

The Citi branch in Union Square received LEED Platinum certification.

Harmony House for Cats’ new shelter isn’t just doing something good for Chicago’s felines — it’s also doing something good for the planet. The no-kill

This California hotel that our food blogger stayed goes beyond LEED certification in its sustainability initiatives.

In a refreshing departure from the norm, the developers of a LEED luxury development in Cambridge focus on amenities and sustainability with equal measure.

Moving invasive purple sea urchins off the California coast helps to restore balance to the ecosystem.

A drone has found a vast catshark nursery on the seafloor west of Ireland, say scientists with the SeaRover survey.

Wood that bounces sunlight back into the atmosphere could be a game-changer for buildings.