The world is divided into the optimists and the pessimists. Here are two methods for the latter group to deal with the inevitable gray mood after reading all the depressing news about the state of the earth.

Solar grid parity will vary from city to city. A new interactive map helps show how it will spread.

A new study on chicken embryos may help researchers understand how humans developed their sensitive daylight vision.

With one in 3 cases of dementia preventable, a sweeping new report identifies modifiable factors in early, mid- and late life that make a difference

Fighting for her life after narrowly escaping a horrible house fire, doctors used sustainable fish skin grafts on the Rottweiler's burns to help save her life.

Drones can continually monitor active volcanoes to help with advanced warnings of eruptions.

It runs the full width of the car. What could possibly be the problem?

Should we be eating more beef in order to slow global warming? It sounds counterintuitive, but it may be so: Cattle could be part of the whole ecological equation to solving climate change and restoring healthy,

When Brighton council advertised for volunteer shepherds they never imagined that they would get hundreds of applicants. It's not the greatest job description: no pay, lots of walking on quite steep, uneven slopes, duty

Globally, religious groups own 5-10% of the world's forests and influence much more.

Looking beyond traditional recyclables and the "blue bin", here are some of the organizations and companies seeking to redefine what we consider trash with alternative recycling initiatives and methods of reuse.

It's up to you to decide if you want to take the shortest route, the cleanest one, or the quietest one.

Now Michael Pollan's Food Rules wasn't my favorite book of his, but it was a best-seller and a new edition is being written--and Pollan is in general a fine writer. To help craft it Pollan is partnering with Slow Food USA for a user-generated portion

Argentine architect Carlos Levinton, who we've seen help Bolivian communities with PET, was asked by the UN White Helmets Comission to collaborate with ideas for the reconstruction of Haiti after the earthquake.

Provoked by questionable propaganda, a group of scientists is setting out to offer an antidote.

Nomi Network helps to provide training and jobs to women in India and Cambodia.

A technology developed at a national lab for improving carbon capture at power plants may be able to help craft breweries capture and reuse CO2 from their fermentation processes, while also slashing costs.

The incomparable Swedish medical doctor and statistician Hans Rosling tackles a very perverse and tenacious myth about overpopulation.

The Bay Area needs affordable housing. And it needs clean energy. A new campaign supports both.

Wannabe vegetarians can fulfill their cravings using scent, rather than the real thing.

It could also help us eradicate heritable diseases in dogs.

80% of diseases in developing countries trace back to contaminated water. Could a simple ingredient from the kitchen shelf solve the problem?

These water-packed foods can lend a helpful assist for meeting your daily hydration needs.

These 7 sea-loving grandmothers are helping research an elusive venomous snake population.

By 'fertilizing the oceans,' icebergs are actually helping to sequester more carbon. But that doesn't mean we should keep on polluting.

In support of Greenpeace's Antarctic campaign, this may be the prettiest video I've ever watched – and the cause couldn't be more important.

These 'living fossils' have survived mass extinctions over the course of their eons of existence, but it just might be two youngsters that save them from the human threats they face today.

For Arbor Day, learn how to show damaged trees the love they deserve.

Instead of using a conventional polyurethane core, this sustainable surfboard starts with an algae-based foam blank.

It's still up to a restaurant to decide to fill them, but the law provides detailed guidelines on how to do it safely.

The Substitution Support Portal SUBSPORT launched this week, intending to give business improved tools for substituting hazardous chemicals with safer substitutes.

Studies show that humans and kangaroos may have co-evolved to be mutually beneficial to one another.

Common Good was started by Sacha Dunn and her husband Edmund Levine out of their personal desire to have refillable and eco-friendly option when it comes to cleaning supplies.

These books get down to the bare-bones of home cooking.

Telling people to be grateful for what they have doesn't help alleviate symptoms of depression or anxiety, according to new research.

Social distancing doesn't mean you can't go for a solitary hike in the wilderness.

How was your "buy nothing" day? Did you really buy nothing? Did you miss that rush, the unmistakable high of exchanging your musty old cash for something you can brag to your friends about, or for the gift that will simply take the

It's a curious reversal of the farm-to-table movement.

Yes, but not necessarily in the way you think.

Researchers are looking to fungi to help provide a fix for crumbling infrastructure, with promising results.

Power the World has already brought solar lights to Haiti, now it's working to bring solar powered healthcare kits to Uganda + get a million signatures so that policymakers know we care about ending energy poverty.

The idea that the US electricity grid could be knocked out for 1.5 years is a bit shocking. But that's what the agency in charge of protecting it has revealed.

From blending beef with mushrooms, to boosting plant-based menu items, companies are doing a lot to cut back on meat.

A 13-year-old inventor in Kenya has come up with a low-cost, eco-friendly way to protect his family's livestock that could also serve as a solution to a serious problem in his country -- managing human-wildlife conflict.

Bird populations in the US and Canada have plummeted by 30 percent since 1970 – here's why, and what we can do.

The smart thermostat will help people save even more money and help utilities curb peak demand loads.

Plastic pollution doesn't just kill fish. It kills people too.

Especially when trees are newly planted, they need all the help they can get.

This tiny house has a distinctive peaked roof and a warm, modern interior.

This lovely little home was built for a woman who wants to be closer to her loved ones, without losing her autonomy.