Here's what to know about America's favorite bird of prey.

If you guessed that climate-crisis-fueled, disease-carrying mosquitoes are wiping them out, you may be correct.

The reward for information leading to an arrest has climbed to $12,000.

Welcome to some of the most bizarre social behavior on Earth.

Some birds are charming, others majestic or graceful; the subject for our daily photo has it all.

Our photo of the day comes from above the Pacific Ocean.

Our photo of the day comes from Cape San Blas, Florida.

Our photo of the day proves that size doesn't matter.

Our photo of the day comes from Hampton, New Hampshire.

Our photo of the day comes from Akumal, Mexico.

The Carolina parakeet was the only parrot species native to the US; by 1918, we had killed them all. New evidence explains their demise.

Few other animals are known to be intrinsically motivated to assist others in need.

Some moth species have evolved noise-cancelling abilities that are more efficient than today's sound engineering technology.

Our majestic photo of the day comes from Quebec, Canada.

We visit the writer behind the Zero Waste blog TrashIsForTossers.com.

They also build a "tree house" for themselves. It's almost an indoor community.

A Brooklyn dinner party turns "dumpster diving" into an informative meal.

It's the usual fight between the contractor who wants to be paid for cost overruns and the developer who claims it's all a fixed price contract.

These designer bags from Brooklyn are made with local leather.

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.

Although the term “Passive House” might seem to refer to single family homes, these concepts can be applied to all kinds of buildings.

We take a tour of a sustainable factory that turns discarded glass into durable building materials.

A new collaborative space dedicated to sustainable fashion design is now open for production.

A charming treehouse is made from recycled wood and glass.

A sustainably-minded designer makes cards and paper coins that you can plant.

Architentions design a lovely "parallel imaginative world"

Featuring eye-catching geometries, local and non-toxic materials, these unique furniture pieces meld a medley of traditional weaving and woodworking techniques.

Solar panels, distributed energy, resilient microgrids, and blockchain. Oh my!

Tomorrow's home urban farm may not need soil, just an Urban Farm Pod that doubles as an extra living space (emphasis on the "living").

Hint: it's not the one with the solar panels on the front.

Hand-made with high quality, sustainably harvested woods, this is one desk meant for both kids and grown-ups.

FC Modular, that "cracked the code" of tall modular, is no more.

Great coworking spaces aren't just about "sharing desks" -- just like other intentional communities where people share resources, they need a common vision and more.

The Brooklyn Journalist covered this project like a blanket, and looks at some of the detailed claims.

In Brooklyn and Toronto, the same story: "accidents" where cyclists somehow lose control, fall under rear wheels.

From an existing two-storey transformed into four compact floors, this 11 ft. wide house is redone into a much more spacious home.

These multi-talented stairs do more than one thing in this apartment renovation in Brooklyn.

One can build a house out of wood and cover it up, or one can celebrate the nature of wood, as this one in Slavonice, Czech Republic does. Designed by E - M.R.A.K. | Martin Rajniš, Kamila Amblerová, Václav Horecký, it is built out of unplaned, uncut

As we noted in our review of the New York Times Building communication stair, a standard principle of design today should be comfortable, bright stairs that serve as more than fire escapes, that encourage people to take the stairs instead of the

The vase designed and named after Finnish designer Alvar Aalto is an icon among the design-savvy. The now-classic piece was released in 1937 at the World Fair in Paris. Today, the vase is produced by Iittala, which has slightly changed the size and

Just when we thought there was a chance for a rationalist US Administration to mesh with the Climate-action oriented EU and with an increasingly open-minded China...[Vaclav] Klaus has called man-made global

Architects are often late bloomers. Frank Gehry is in his prime at 79; Ralph Rapson died at his drafting board last year at 93.

Turkish cities have been the stage for culture clashes in recent years, as residents of rural areas moved to urban areas in large numbers, bringing what many urbanites see as

Whether your traveling tastes run rural or urban, green hostels offer an inexpensive and character-filled -- not to mention sustainable -- alternative to bland hotels.

Count Prague in on the trend toward green hostels and hotels: The opening late last week of a cool new central-city accommodation not only provides a fresh option for eco-conscious travelers, it also marks a green "first" or two

Heavy traffic, aggressive drivers, few bike lanes, and fear of theft made the Czech capital a place where cycling was "only for the brave," as an article for Radio Prague put

At least $40 million worth of carbon credits have been stolen in recent weeks from various registries across Europe, in what some are calling a growing black market for carbon credits.The Wall Street Journal explains that there are

Short on space for growing herbs? Well, this graceful pendant lamp -- which doubles as a mini-greenhouse -- could be one way to add more luscious greenery to one's space and diet.

How a floating pool could help filter this city's contaminated waters so residents can once again enjoy them.

Using mouth-blown glass and energy-efficient LEDs, this stunning chandelier looks like a creature from the ocean's depths.