Epidiolex is the first marijuana-based drug to earn FDA approval.

6.5 percent of Americans over the age of 40 experience phantom odors, but we're not sure what causes this sensation.

Researchers discover that an overwhelming number of older adults with low vitamin D levels suffer from depression.

A device undergoing clinical trials in the U.K. may detect cancer by analyzing the compounds left by cells' biochemical reactions.

The rotavirus vaccine may also have the unexpected advantage of reducing rates of Type 1 diabetes.

In addition to studying leaves and flowers to recognize trees, you can also look at tree bark characteristics.

4 new projects show the viability of storing captured wind energy underground. So why are we still investing in far more expensive carbon capture?

A note-perfect 'clean coal' parody site has become the talk of the Internet. With its Coal Cares campaign, the heretofore unknown activist group Coal is Killing

From Vietnam to London to rural Boone County, Iowa, these fancy footbridges are a feast for the eyes.

Seagulls followed the Tiber to Rome decades ago. In recent years, however, they've become more numerous and more aggressive.

Critics of the Via Verde project in Mexico City argue that making a busy beltway more aesthetically pleasing only encourages motorists to keep driving.

Here are 14 of the oldest continuously inhabited cities in the world.

A new retrospective study finds that 1980s-era cleanup of Boston Harbor was well worth it from a return on investment standpoint.

Developed by the U.S. Geological Survey, the technology 'aims to reduce the impact of earthquakes and save lives and property.'

It has to do with civic involvement and not an issue with nature.

A USGBC report highlights green building advancements made in all 50 states.

Buried in the 500-plus pages of the defense budget signed by President Obama on Dec. 31 is a curious provision that prohibits the Department of Defense from spe

In Isla Vista, Calif., an easy-going but architectural outdated beachside college community where the median age is just 21, a new LEED certified student housin

In response to the rapidly expanding green home building market, the USGBC teams up with Home Depot to launch a database of LEED-qualifying products ranging fro

Tour a LEED Platinum certified denim factory. The VDS Group factory in Bangladesh received LEED Platinum certification.

In observation of one of the original New Urbanist-style planned communities' 75th anniversary, Norris, Tenn. gets a self-sufficient prefab demo home.

If I had to work in an office, Cuningham Group Architecture's Hayden Place would be my dream green workplace.

Calgary will be getting yet another show-stopping skyscraper, this one a LEED Platinum-exceeding mixed-use development designed by Bjarke Ingels Group.

In a refreshing departure from the norm, the developers of a LEED luxury development in Cambridge focus on amenities and sustainability with equal measure.

To save energy, a newly opened LEED residence hall at Bridgewater State University outlaws the dorm room staple known as the mini-fridge.

Now that it's established itself as one of the greenest homes in the Volunteer State, the New Norris House is seeking a private buyer.

Researchers say the giant tsunami occured in the Cape Verde Islands 73,000 years ago.

Researchers studying fossilized bivalves discovered evidence of a one-two punch of cataclysmic climate change.

Soil organisms play a critical role in influencing a naturally occurring phenomenon known as "tree migration," say University of Tennessee researchers.

Extreme weather journalists are not the calm we need during a hurricane or storm.

Researchers have managed to pinpoint the time you're most likely to meet a spider.

A drone has found a vast catshark nursery on the seafloor west of Ireland, say scientists with the SeaRover survey.

Wood that bounces sunlight back into the atmosphere could be a game-changer for buildings.

Scientists complete the first-ever genome sequence of the deepest-living animal on Earth.

Energy policy has become a local issue, prompting serious debates in races across the nation.

Complete catalog for the corn gene will have far-reaching implications in the fight against hunger and disease.

One side says the EPA is overstepping its bounds, while some say it didn't go far enough.

MNN offers a graphical tribute to a gifted grain — corn — in all its many uses.

Annual event, which encourages people around the world to power down for one hour, teams up with the cast and crew of 'The Amazing Spider-Man 2'

This Earth Hour, celebrate the beautiful moments in nature that only occur after the sun goes down.

Two fair trade pioneers get into the carbon market.

Honor your favorite boss on this holiday, which falls on Saturday, Oct. 16, 2010.

Mary Barra is a GM insider, but she's also a change agent who will continue the company's aggressive comeback.

"Why do you have to sing everything like you just swallowed a pair of jazz hands?!"

Driving with a burger in one hand and a cellphone in the other is a sure recipe for highway disaster. And all that old food is hanging out, just waiting to give

GM owners with an OnStar-equipped vehicle can earn some extra cash by renting out their autos.

Studies show that drivers older than 85 get into fatal accidents almost 4 times as often as teens do, and intersections are a problem.

Uber and Lyft are both offering discounted ridesharing services. Today in San Francisco; tomorrow the world.

As millennials turn away from driving and car ownership, will college students finally stop keeping cars on campus?

A new report from KPMG sees 500 billion annual miles from people who might have otherwise stayed home.