More than 100 world leaders and tens of thousands of protesters will descend on Rio de Janeiro next week for the Rio+20 summit in hopes of overcoming years of d

As world leaders fly into Rio de Janeiro for Rio+20, thousands of people from indigenous tribes, environmental groups, unions and religious organizations gather

Sue Flood's new book on emperor penguins, 'Emperor: The Perfect Penguin,' is the culmination of 9 years of work.

Astrophotographer Andrew McCarthy spent hours creating this breathtakingly detailed composite image of our moon.

This year's open category winners of the Sony World Photography competition range from a Chinese shadow puppet show to a mesmerizing underwater dance.

Michigan woman has a 'photo booth' to get a glimpse of the personalities of birds that visit her yard.

Photo of hungry sharks wins Underwater Photographer of the Year contest, which also selected winners in more than a dozen categories.

Photographer Oliver Hellowell believes anyone can accomplish their dreams — even if they have Down syndrome.

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

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

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

Science Photographer of the Year contest highlights how photos can open a window to science.

For 55 years, photographers have showcased their work in the Natural History Museum, London's Wildlife Photographer of the Year competition.

Photographer Frank Liu captured photographs of a polka-dotted zebra in Kenya that ended up published in National Geographic.

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

Alaska's Izembek National Wildlife Refuge is silent and still as fog creeps towards Mount Dutton.

Photographer Emma Phillips describes the series as "a poetic exploration of and tribute to Australia's monolithic landscape."

Christina Broom is widely heralded as the most important women in early press photography.

Jan. 11 is Hot Toddy Day, and we've got 5 recipes to take the chill off this winter.

The perfect combination of sunset and rain make for a purple sky in this photograph by Joshua Moore.

BigPicture photo contest winners celebrate diversity of life while inspiring conservation.

Cape Wind won decisive approval triggering a potential green energy gold rush. But the opposition -- which mainly just doesn't want to look at wind turbines --

March 11 marks the second anniversary of the devastating earthquake and tsunami that displaced more than 30,000 and left more than 19,000 dead or missing.

A Pluto-bound NASA probe has captured the best-ever images of the dwarf planet.

Scientists are stunned at the incredible new images of the surface of Pluto, its largest moon Charon and its farthest-flung moon Hydra.

Snow and near sub-zero temps didn't prevent a horde of prefab admirers — including this blogger — from welcoming Breezehouse to the East Coast.

Shoppers went gaga for 'Leisurama' vacation homes showcased on the department store's ninth floor in the early 1960s.

Top polluters would pay $20 per ton of carbon emissions under the carbon tax plan, with 60 percent of the revenue returned to each U.S. resident.

Thanks to the combined technology of satellites and weather stations scattered around the Antarctic Peninsula, researchers can now keep tabs on the region's shi

Mountaintop removal mining has destroyed hundreds of mountain peaks and at least 1,200 miles of streams in the Appalachians, and remains a hotly contested issue

It's unclear whether some animals really smile to convey joy, but these critters sure look happy.

I hiked to see flowing lava in Hawai‘i. Now I can't shut up about it.

Comedy Wildlife Photography Awards are looking for the funniest candid photos of animals just being themselves.

From a man wearing a minotaur mask to a collection of taxidermy, these fascinating images were the 2018 Sony World Photography winners.

A new study suggests people who deliver bad news are never seen as innocent.

GoSun Stove offers a new approach to solar-powered cooking with a heated tube used to prepare food.

From Dutch flower fields to Californian slopes, windmills are one of mankind's oldest ( loveliest) energy machines. Here are some windmill photos to celebrate.

For space-strapped, design-conscious urban apiarists, Dutch electronics giant Philips unveils the sleek Urban Beehive as part of its eco-futuristic Microbial Ho

A crowd of farmers, environmentalists and community members gather at a May Day rally in Sydney to call for tougher mining restrictions to protect sensitive lan

Space Shuttle Enterprise, mounted atop a 747 shuttle carrier aircraft, flies over New York City prior to landing at John F. Kennedy International Airport on Apr

The iconic hotel is located in Swedish Lapland and was the first of its kind.

U.S. first lady Michelle Obama and Dr. Jill Biden, wife of U.S. Vice President Joe Biden, host a party at the White House on May 10 for mothers, grandmothers an

Photographer Elena Shumilova creates timeless images of childhood that touch people all around the world.

Two new studies find that hot yoga may help to reduce stress, anxiety and emotional eating.

It's a breakthrough that scientists around the world have been pursuing for years.

What happens when you heat up a Rum Cow? It becomes a soul-warming, winter cocktail.

An impact basin spotted on Mercury with two smaller craters above it looks remarkably like the sweet treat-loving Cookie Monster muppet of "Sesame Street" fame.

A singular place to say 'I do' in the Seattle area, Brightwater Treatment Plant can process 36 million gallons of wastewater daily.

Thanks to massive water-diversion and salt-evaporation projects, satellite images show how the Dead Sea is gradually living up to its name.

A handy new tool can transform your pictures into colorful mosaics of emoji.