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

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.

Quinoa is one of the most nutritious foods on the planet, cooked like rice, gluten-free, and loaded with vitamins and minerals.

UNESCO protects more than landmarks and culturally-significant sites. There are intangible parts of culture that are important, too.

Consumers who need guidance about all the seals and certifications on food packaging can find some answers in this food label guide.

Part II: Consumers who need guidance deciphering all the seals, certifications and claims on food packaging can find answers in MNN's Food Label Guide.

These tasty duos work together to pack a nutritional punch.

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

Such a convergence hasn't occurred since March 1981.

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

It's been 50 years since the Apollo 11 mission and the first step on the moon. Here's a look back in photos.

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

Obama is an agent of change. Or at least he's supposed to be. Peter Dykstra grades six areas of the Obama presidency.

Here are 10 beautiful churches that have been converted into something else.

A controversial move by a church in Georgia has people asking "Can you do that?"

Around 180 laypeople help the sisters keep up their round-the-clock prayer vigil.

Reconnect with the wild in these magic Celtic gardens.

From Gothic masterpieces to unusual spiritual retreats, these churches offer beauty to every worshiper.

These symbols of good luck from around the world might just improve your energy in the universe.

The festivities preceding the Catholic season of Lent are known by different names in different parts of the world. But it's a celebration everywhere.

Martin Luther King Jr.'s legacy lives on through his speeches and sermons.

Bees make it and we get to enjoy it. But honey is good for more than just sweetening recipes, here are 10 ways to use honey.

From soothing sore throats and upset stomachs to fighting hiccups and diabetes, the health benefits of apple cider vinegar go beyond fold remedies.

From fighting dandruff and drunkenness to treating coughs and cuts, honey is a powerhouse of potential health benefits.

Believe the hype: Shea butter really is a wonderful all-around health and beauty balm.

From wound salve and cough syrup to dandruff cure, honey comes to the rescue to solve a variety of body issues.

From hindering kidney stones and taming inflammation to fighting disease, lemons are brimming with potential.

Most women know the burning, itching signs of a yeast infection, but before reaching for an OTC medication, you might try these natural home remedies.

Want to ditch that annoying itch from mosquito bites? These natural remedies can provide itch relief so you can get back to enjoying the great outdoors.

Production of the 2011 Nissan Leaf has begun at the company’s Oppama, Japan facility.

The LA Auto Show, which kicks off next week, is shaping up as very environmentally friendly this year, with a range of EV introductions and first-drive opportun

The rubber is about to hit the road, and here are my choices for electric cars that can succeed in the marketplace. They've got marketing, publicity, cool techn

Pike Research forecasts huge boost in NGV market — but there will only be 26,000 natural gas refueling stations worldwide.

A new forecast from Pike Research says California and New York will be the most popular states for PEV sales.

Chevy Volt and Nissan Leaf sales are down and the Toyota Prius reigns supreme.

Reduced production is leading to sales declines for both Toyota and Honda hybrids.

Anyone can watch online and participate through social media in this two-day event featuring more than 75 speakers in the food and agriculture realms.

From backyard chicken keepers to serious sheep shearers, these online storytellers live up the rural life.

Area 51 is the largest government-controlled land parcel in the U.S., but the government still denies its existence. Author Annie Jacobsen discusses her new boo

A fireball that tears across the sky is not just a one-time skywatching event — it can reap scientific dividends long afterward. In fact, one that lit up Mexi

As Africa's population continues to rise, a new statistical analysis estimates the population to be 800 million more people than previously calculated.

The quintessential image of a tropical paradise, the palm tree is much more significant than you might think. Here are 10 things you may not know about palms.

From the tallest to the most powerful, to even the biggest underwater waterfall, you don't want to miss these natural wonders.

Tesla is losing money, but its IPO is likely to succeed because it's the sexiest automaker on the planet, and everybody wants some of the fairy dust.

It's still early as electric and plug-in hybrid cars roll out, but it's time to call likely winners and also-rans.

Squiggles, swoops, spires, waterfalls and some truly otherworldly latticework are just the beginning.

Let your hair down and party like it's 1899 in a converted Victorian sea fort off of the Isle of Wight.

Likened to a cathedral, the ornate Crossness Pumping Station reopens for public tours following extensive rehabbing.

Skin and lips feeling crispy? Try these tips to quench your parched parts and protect yourself from head to toe from the harsh winter weather.