People donated about $50 each to help save and restore the historic La Mothe-Chandeniers castle in France.

Passengers and crew of United Airlines Flight 93 who died on Sept. 11 honored at the national memorial site in Pennsylvania.

The remains of a megalithic monument, the Dolmen of Guadalperal, have resurfaced in Spain.

Homeless woman Emily Zamourka became a viral video star after singing in a Los Angeles metro station.

REI is leading the way with #OptOutside, but other major brands are following their example on Black Friday.

The secrets and science behind those giant balloon characters in the Macy's parade.

German Christmas markets or Christkindlmarkt celebrate the holiday season with crafts, food and fun.

Winners announced for the 9th annual Nikon Small World In Motion competition showcasing the best microscopic videos of 2019.

Research reveals you can change facets of your personality if you're motivated and committed.

After fires burned away the dense foliage, an ancient Australian landmark called Budj Bim is revealed in more depth.

Cumberland Caverns Live is a concert venue in Tennessee located in a cave 333 feet underground.

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

A contest to reveal the truth behind the mysterious inscription on a boulder in France produces two winners.

Mark your calendar for math holidays that celebrate moles, spirals and an endless string of numbers!

These fresh food marketplaces are a cultural connecting point that sell live and dead animals, but they have been linked to increased risk of disease.

Herpers are people who search for chameleons at night and remove the invasive species from the wild. What happens next, though, is controversial.

Swarms of jellyfish are clogging water intakes at power plants around the world, and a new study explains why jellyfish populations are on the rise.

National Geographic's Travel Photographer of the Year contest winners show the power of nature, the beauty of cities and the strength of humanity.

Photojournalist Emmanuel Rondeau spent a month trying to photograph endangered tigers in Bhutan for the World Wildlife Fund.

From virgin lands that scientists want to study without human interference to super-secret military bases, you'll never go to any of these amazing places.

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.

billy barr spent the last 40 years living alone in a cabin in Gothic, Colorado, and collecting meticulous weather data about temperatures, snowfall and more.

Each year during the Ocean Conservancy's International Coastal Cleanup, thousands of people remove trash from local waterways.

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

You may think you like spending time alone, but these deserted roads stretch for hundreds of miles through remote areas with nary another human around.

In the 1930s, the National Park Service created master plans for each U.S. national park that showed and explained the vision for development of each park.

Studies show we emit chemicals that communicate emotion, and whether we realize it or not, our brain responds to fear alarms.

The 11 mushrooms and other fungi here are a far cry from the typical white-or-brown palette of criminis and portobellos.

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

The winners of Nikon's 43rd annual Small World Photomicrography Competition will make you wish you paid more attention in science class.

Despite years of warning, a new report says many infants in the U.S. still sleep with soft bedding, whether in a crib or their parents' bed.

Nearly 7,000 languages are spoken around the world, and one of them dies every two weeks. Here are some that could disappear in our lifetimes.

New research shows that viral infections can evolve to affect men worse than women because the viruses consider women to be more valuable hosts.

The International Dark-Sky Association bestows the honor on national parks and monuments that limit light pollution to preserve the night sky.

Sabrina Gonzalez Pasterski, who built and flew her own plane at 14, just earned a Ph.D. from Harvard and she's proof of the growing power of the STEM push.

Dan Mackay, found thousands of dog tags near London and is on a mission to reunite them with surviving veterans or their relatives.

The Great Green Wall is rooted in Africa's Sahel region on the southern border of the Sahara. Once completed, it will be the largest living structure on Earth.

Screaming is primal. Whether it’s pain, horror or a baby's cry, a scream demands attention. Why do we scream, and why does the sound of one make us react?

Sand dollars are echinoids that live on the ocean floor. You may enjoy collecting their shells, but how much do you really know about these quiet creatures?

'To Be of Service' film shows how service dogs help veterans return to the world.

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

Quilty the rescue cat will not be contained at the shelter.

If your favorite sport involves dog competitors, you are in for a treat on Thanksgiving Day when perfectly coiffed pooches representing 187 breeds and varieties

The U.S. Consumer Product Safety Commission shows why fire safety is important for the holiday season.

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

Fans at a Hershey Bears hockey game threw stuffed animals on the ice so they could be donated to charities.

The football player who served time for dogfighting has spent years advocating for animals, but not everyone thinks he's changed.

Kindergarten class in Michigan joins their 5-year-old classmate in court for his official adoption.

A woman taught her dogs how to sing 'Happy Birthday' so they could help serenade her mother on her big day.