Who needs flying cars when you can have flying trains?

A number of companies are flying SST Trial balloons, but we should all pop them now.

What do you do when there's no more carry-on room?

Gorgeous, soft and looking like a living UFO, this enormous work of textile art is brightening up one Paris institution.

While Unesco has asked Peru to limit visitors to the famous site, the government is making it easier for people to access.

Domestic flights in Sweden are declining and airport expansion plans are being reconsidered.

It's about time more cities did this.

Because a single day of #OptOutside isn't enough for real action.

25 years after the start of Mission Zero, they advance to Climate Take Back.

If you must shop, do it from a company that's spreading the wealth.

Main Street retail is vanishing under pressure from online shopping and rising rents. There are good reasons to save it.

They're using the Flashfood app to give customers steep discounts and divert food from landfill.

TreeHugger Emeritus Mat McDermott describes his experience of living through Sandy.

A look at the fallout from the recent oil price crash.

Barley doesn't like rising temperatures, and neither will beer lovers.

It's over. As of midnight on May 31st 2018, data on the hazards and risks of every chemical sold in Europe is available to ensure safety

And stop with the wood fires and candles, they will kill you.

Denmark’s last wolf was killed in 1813, but after a female travels 340 miles from Germany and meets some males, cubs are expected soon.

Appliances have labels for energy efficiency, so why not food?

Billions of gallons of water may be wasted because of this.

Researchers at the International Centre of Insect Physiology and Ecology have developed a zebra-smelling cattle collar which will be tested on Masai herds subject to the biting tsetse fly,

Once you've seen what goes on inside a Concentrated Animal Feeding Operation (CAFO) it's tough to accept the trade-off of horrific animal suffering in order to have cheap food.

Dozens of sheep and goats broke out of a slaughterhouse in upstate New York on Tuesday night, and gave police quite the runaround.

The wide use of antibiotics in factory farms to prevent infections and promote growth is a breeding ground for superbugs.

What progress has been made since the first wave of media excitement about this project? We catch up on the news of efforts to breed an ancient species back from extinction

Researchers studying fossil clams in Florida believe they found the souvenirs of an ancient meteorite.

Astronomers are stunned and stumped by the brightest light seen in 24 years of observations of the black hole at the center of our galaxy.

Learn when the autumn equinox happens and what to expect as we bid farewell to summer.

Sturdy, stalwart, and superlatively statuesque, California's coast redwoods stand out as some of the most impressive organisms on the planet.

From dancing tree fairies to the reality of spring fever, there’s more to the March equinox than almost-equal night and day.

Some might say it's slovenly. I call it cutting down my carbon footprint.

Because store-bought guacamole has too much packaging and potentially strange ingredients; and bad homemade guacamole is sad.

The poetic and ephemeral fifth basic taste, umami, is the talk of the town; you can find it in these all-natural ingredients.

It's a lot more than just a box, it's packaging as a service.

Welcome to almost 30 percent of the world's forest cover.

'How inappropriate to call this planet Earth when it is quite clearly Ocean.' –Arthur C. Clarke

Here's what to know about Lynx rufus, the solitary wildcat that roams North America.

The UK government has approved a new scheme for desalination of water from the Thames, for use in London. The £200 million plant will be built in Beckton, east London. It's not a popular plan, though, among environmental campaigners. We've written before

Using solar stills to purify water isn't a new idea, but it's an effective one. And now new efforts are underway to use this old technology to help green the desert.

A new desalination technology company is looking to help clean up and recover some of the trillion gallons of salty wastewater from the oil and gas industry.

A new water treatment system could save billions of gallons of water each year by recovering almost all of the waste water at bottling plants and water treatment facilities.

Who says wheat-free can't mean indulgent? Best-selling cookbook author Karen Morgan offers up irresistible (and also vegetarian) main courses, snacks, and desserts.

What if the Google Street View car took thermal energy scans of all the country's buildings and then built a database of building energy efficiency information? That's the concept behind startup company Essess's approach to home energy audits.

A unique solar panel has been designed at Stanford that cools buildings by reflecting sunlight and radiating thermal energy out into space.

Using an age-old method to cool the air, this terracotta "cold pot" could be an energy-efficient and low-maintenance alternative to conventional air conditioners.

The technology uses radiative sky cooling to help cool buildings without electricity.

Octogenarian couple united by a love of entomology

The Center for Food Safety's recently launched network is a bid to preserve global plant biodiversity and work toward food security around the globe.

An event on Lake Tahoe promises "world class minds, radical innovation and kickass rock 'n roll". And solutions to the biodiversity crisis, too.

You are not alone. Even when you are...