Apartments are expensive and hard to find. Is co-living a solution or is it just an upscale rooming house?

The Kennedy Space Center hideaway sustained significant damage from Hurricane Matthew.

An Olympic bid is as good a reason as any for the Parisian architectural landmark to get all gussied up.

Be part of the U.N.'s Plant for the Planet by planting your own tree to mark World Environment Day.

Actor/activist excited to use new role to share that 'human well-being is intertwined fundamentally with biodiversity'.

Is Denver's B-Cycle program nothing but a form of U.N. control of the city? The Mayoral Republican gubernatorial frontrunner thinks so.

Actor teams with Google and the United Nations to collect real-time satellite imagery of war-torn Sudan region.

The world's forests support the planet's diverse creatures, and keeping forests robust also could help humanity achieve some of its biggest goals.

German tree-planting advocate brings his Stop talking. Start planting message to the United Nations.

As the Earth heats up and weather grows wilder, meteorologists are on the front lines of an intensifying war with the elements.

Forty years after the first World Environment Day, and 20 years after the original 'Earth Summit,' Brazil is still a flashpoint for environmental politics.

Here is a sneak preview of what to expect when the AR5 report is issued next week, based on the leaks so far.

The IPCC report is expected to include summaries on melting glaciers, sea level rise and the impact of human activities on the global climate.

Climate change has already taken a serious toll on human well-being and world economies.

A key focus of this week's Transformational Media Summit is how sharing stories can change attitudes to help us create a more peaceful world.

World leaders can't agree on nixing the leap second, so we’ll just keep adding them until they figure it out.

The United Nations shares "ONE Life," a new song and music video highlighting the severity of climate change.

Health ratings on packages could influence consumers' purchasing decisions and drive food companies to make healthier products.

Used in South Asian cuisine and traditional medicine, this nutty butter can have some health benefits.

The Institute of Medicine has raised the amount of potatoes, corn and peas it recommends you eat each week.

Clever website factors in diet goals, body type and food preferences to create a weekly meal plan that makes sense.

Each day, the average American throws away enough food to keep another person from going hungry.

The U.S. has moved from a pyramid to a plate. How do other countries visually communicate good nutrition?

Did Nutella, the tasty chocolate hazelnut spread, really need more sugar?

The health benefits of almonds, which are an amazing superfood, are verified in several new studies.

If you want to get the most nutrients out of your veggies, don't worry about gaining polyphenols or losing nutrients. Just eat them.

An unusual spike in auroral activity culminated in this mystical aurora borealis display captured by Jingyi Zhang, a photographer and astronomer.

Photographer Will Burrard-Lucas's new book 'Land of Giants' chronicles some of the last days of this towering gentle giant.

Such a convergence hasn't occurred since March 1981.

Photographers capture landscapes, portraits, wildlife and more for Sony World Photography Awards.

Annual Koch Institute exhibition explores the thought-provoking and stunning visuals behind life sciences and biomedical research at MIT.

Artist Dale Chihuly's whimsical glass art pops up in botanical gardens and museums all around the world.

The winners in this international dog photo contest range from a blind, senior dog to cute, matching puppies.

Wildlife photographer Michel Rawicki captures polar bears in their private moments.

The people of Churchill, Manitoba, live among polar bears — some of the world's most dangerous predators — for several months each year.

Polar bears and brown bears diverged much longer ago than previously thought.

The governor’s office of the Arctic Svalbard islands is seeking to fill the temporary position beginning July 8.

The orphaned polar bear cub that was rescued in Alaska earlier this year arrived safely at a new home in Buffalo, N.Y.

The Central Park Zoo’s celebrated star was made famous when an animal psychologist was called in to address the bear’s problems.

In the next decade, the tropics will suffer unprecedented climate change effects, long before the Arctic and its polar bears see big shifts.

A geothermal loop will keep a fancy new elephant house toasty with the captured heat generated by the cooling system in the polar bear habitat.

This real-time aurora video may not seem amazing at first, but that quickly changes at the 1:52 mark.

Could an influx of Syrian asylum seekers upset Svalbard's human to polar bear ratio?

These creatures of the night could be the models for future aircraft.

These tiny, lightweight gadgets could mean huge savings for farmers.

Researchers genetically engineer glow-in-the-dark sperm in fruit flies and reveal a wealth of information about sexual selection.

These engineers and musicians are hitting just the right notes.

Find out what wood ducks are revealing about threats to our fine feathered friends.

Video: Keeping better track of yourself and your keys.

Video: Getting enough shut-eye really matters for children, and those who are poor need it the most.