Designer Benjamin Jones wants to erect the Sustainable TreeHouse, an eco-friendly 'interactive playground' on New York City's Governors Island. But he needs you

Some of NYC's oldest trees will get the appreciation they deserve with some creative lighting, poetry and more.

The days' dappled sunlight complemented the nights' glowing trees at this music festival near Lake Michigan.

These stunning busts are crafted using recycled circuit boards, CPUs, wiring, keyboards and other salvaged electronics.

The casualty list from the government shutdown earlier this month continues to grow for U.S. Antarctic science.

Artist Ian Berry's creation is made from the most familiar of materials.

Using a diesel engine to power a hydraulic power system, Lightning hopes to take X Prize.

According to the U.S. Energy Information Administration, alternative fuel vehicles could have a nearly 50% market share by 2035.

A new survey shows that fewer Americans are interested in flex fuel vehicles and instead prefer fuel-efficient standard gasoline models.

An eel named Miguel Wattson is behind the holiday display at the Tennessee Aquarium.

Physicists at the world's largest atom smasher announced on July 4 that they are more than 99 percent sure they've found a new, and heavy, boson particle, that

From gravitons to winos, here are five bizarre things that may exist beyond the Higgs.

The 2013 Nobel Prize in physics will be announced next week, and while the identity of the winner (or winners) is a closely guarded secret.

He may be one of the most famous men who ever lived, but there's plenty to learn about Nelson Mandela.

With the elephant poaching epidemic running rampant, experts fear for the future of these majestic mammals.

Take the chill off with these top-performing picks for staying warm.

Calories and exercise are key, of course, but these research-backed workarounds can help you reach your goals.

Forget the idea that only 10-minute bursts of activity are important. New research finds that even small moments of activity can help you meet your goal.

A new study says historic smells are part of our 'cultural heritage' and should be saved to bring the past to life.

The digital age isn't making libraries obsolete; it's making them more important than ever.

A new baby has been keeping the author of "Good and Cheap" busy, but Leanne Brown is looking ahead to how she can inspire people to eat well next.

In his book, "Endurance," astronaut Scott Kelly lays bare the highs and lows of living through NASA's longest single spaceflight.

In the age of Kindles and chain bookstores, some of these towns are vehemently opposed to e-readers and brand-name booksellers.

The Monkey's Paw book store in Toronto has a Biblio-Mat that distributes random rare books to customers for only a few dollars.

From a moose to a tick, from a coyote to a cockroach, author Rachel Levin walks us through what to do in her book, "Look Big."

The Nordic nation gets bookish at the 2018 Venice Architecture Biennale with an exposition dubbed 'Mind-Building'

With photos and detailed insight, the new book "The Modern House Bus" offers a glimpse into the world of bus conversion projects.

Data from 160,000 adults in 31 countries shows that having access to books at home may help develop stronger literacy, numeracy and technology skills.

Finland, the world's most literate nation, rings in its 100th birthday with the opening of Oodi Helsinki Central Library.

Botanist and biologist Francis Hallé introduces a new world of rainforest flora in his latest art-driven book.

The author wrote most of 'The Lorax' while visiting an ecosystem inhabited by orange, mustachioed patas monkeys.

Check out this former industrial powerhouse's parks, markets and way-green baseball stadium.

Ditch the diet and head on over to this eco-friendly city rich in history and culture.

Reykjavik, the pedestrian-friendly, geothermal-spring-heavy capital of Iceland is ideal for travelers who want to leave a light carbon footprint.

Check out this state capital for history, culture and nature with a small-town feel.

Belize, a tiny nation on Central America's Caribbean coastline, is at once accessible and remote. The country boasts a low population density (330,000 people li

Barcelona is the capital of the province of Catalonia (Catalunya in Catalan) and the second largest city in Spain. Located along the northeastern coast of the I

El Paso can be defined in many ways. It is a busy border crossing, the smaller of two cities that make up a cross-border metropolis (the Mexican city of Juarez

Even if you don't live near the sea, there's plenty you can do to help the cause.

Up to 95 percent of the plastic waste carried out to sea by rivers seems to travel through just 10 waterways, according to a new study.

Euthanasia rates have dropped dramatically at animal shelters across the U.S.

The makers of the sweetener have petitioned the FDA to rename it Corn Sugar in the best interest of making things clear for the consumer.

The Oreo summer flavor sold exclusively at Target is not a substitute for a serving of fruit.

San Jose City Council selects two sites for "sleeper cabin"-based housing communities for the homeless, after years of discussion and local opposition.

Biodegradable items like apple cores or banana peels can be litter too. Here's an array of reasons why you shouldn't toss them outside.

Directions to emergency shelters are displayed on digital billboards across the Swedish capital when temps get dangerously cold.

By implementing 'housing first' on a national scale, Finland has almost eliminated homelessness.

A new study tracks more than 200 narcissists from the age of 18 to 41.

California joins some hotel chains in banning tiny toiletries.

Shelterbus is a retrofitted coach bus that serves as a mobile emergency shelter for the homeless in Toronto.