EPA may delay ozone rule (again), Japan hid radiation info, DNA traced to meteorites, and more.

Big rigs get mpg boost, electric car goes solar, supermice rise in Europe, and more.

'Huge' step in cancer fight, Mars rover sends new pics, actress boosts alien hunt, and more.

Schools save energy, E. coli spurs beef recall, Europe vs. Asia on rhinos, and more.

Cities adapt to climate shifts, oil fouls North Sea, walking lengthens lives, and more.

Arctic oil worries natives, school lunches get real, sleeping bears still trouble, and more.

Residents of Bougainville voted overwhelmingly to become independent from Papua New Guinea.

People are freezing their hair in style for the International Hair Freezing Contest.

Beautiful cherry blossoms begin to frame the historic buildings in Washington, D.C., signaling spring has sprung.

50 years worth of data went into making this stunningly detailed moon map.

Medical identity theft is a hassle, but for a person managing a severe health issue, it can be life-threatening. Here's what you need to know.

Most of my life I’ve preferred solo running. But now that I’ve reached a certain age, I’m looking for accountability, community and friendship.

Research suggests a brain on a Western diet can't help itself from wanting more junk food.

A Canadian company and a partner are the latest to defraud an EPA system designed to bring more renewable fuels into the market.

Fair Oaks Farms now powers 42 tractor-trailers with compressed natural gas from methane, the largest project of its kind to date.

Snails implanted with biofuel cells produce enough electricity to power small circuits, and may one day provide reconnaissance for the military.

Researchers have wedded the arts and sciences by transforming the human brain into a maestro that directs brain waves and signals.

Russian tycoon Dmitry Itskov says the technology will be a reality by 2045.

A scientist successfully used his mind to control the hand of a researcher playing a video game in another building.

Fleets of these 'artificial bees' could one day pollinate our crops just like real bees do.

Wired's video series, 'Five Levels of Difficulty,' challenges an expert to explain a complicated concept to people at five levels of expertise — and it's cool.

The paper Unocup ditches plastic in a bid to reduce waste and improve ergonomics.

Smog in northern India is so bad, it's the equivalent of smoking 2 packs of cigarettes a day.

Air pollution is so pervasive it even affects babies in the womb and causes long-term mental and physical health problems.

Bill Gates, Mark Zuckerberg and other billionaires have announced a new private coalition to help fund development of nascent sustainable technologies.

Wave power has the potential to supply 25 percent of the nation's energy.

In a new book, a psychologist with an expertise in sex therapy and addictions has opted to focus on another passion: Eating.

We tracked the journey of our new chicks online as they made their way across state lines and to their new home — our home — in West Virginia.

After all the time and money we've spent setting up this luxury chicken coop, this is by far the most expensive egg we'll ever eat.

A dozen of my dogs' cousins got spoiled and are returning for more spa treatments and manicures. Here's what went down at our first spawtacular pug party.

The Aldabra banded snail was believed to have been driven to extinction by climate change, but researchers have found a few stragglers.

Game cameras give us a view into what happens in the woods when the sun goes down.

The surprising find shows just how much there is to learn about the biodiversity of southern Oregon's mountainous region.

A newly discovered hybrid of aurochs and ice age bison has been affectionately called the 'Higgs bison' due to its elusive nature.

Thousands of people have been walking over the fossil for decades without knowing it.

Russian postwoman walks 25 miles to deliver mail and she's been doing it for half a century.

A Christmas commercial from British retailer Argos inspires both parents and kids to dream big.

Hundreds of street artists from 30 countries descend on Bristol, England, to showcase their talents at Upfest 2017, an annual urban paint festival.

In France, 456 hot air balloons floated in a line at the same time during the Mondial Air Ballons festival at an airbase in Chambley-Bussieres.

"The Living Forest" by photographer Robert Llewellyn and scientist Joan Maloof drops you into a forest and encourages you to really notice its life.

When you think of stained teeth, you may be quick to blame coffee. But there are other foods and beverages that could be tingeing your pearly whites.

Brizi is a cushioned air filter and fan designed to clean the air around your baby's face and protect them from air pollution.

A spectacular scene unfolds every year in Chiang Mai, Thailand, when thousands of candle-lit paper lanterns are released into the sky and Ping River.

The Global Wildlife Conservation held their first #WildlifePhotoFail contest, where bloopers and blunders aren't just celebrated, they're rewarded.

Gray hair may indicate more than our biological age: It could signal one of these health issues, including heart disease or vitamin deficiency.

The U.S. Women's Soccer team got a visit from service dogs in training before their match Thursday.

Injured military K-9 from ISIS raid visits the White House.

Narwhal, the healthy and happy unicorn puppy, has a tail growing out of his forehead.

Max and Neo sends donation boxes to thousands of rescue groups every year.

Paying attention to a cat's tail language can give you insight into its mood and clue you in to what kind of behavior to expect.