Worth more than $1 million, this gemstone is distinguished for its rich color palette and light-refracting qualities that defy description.

Big Ass Fans unveils an exceptionally smart ceiling fan that learns to start to spinning the minute your sweaty bod enters a room.

From coffee grounds to flushable wipes, avoid these no-nos when rinsing and flushing.

In previous decades, we explored outward. Today's landmarks in science come from looking deeper inside.

Heritage rail and clean tech collide in the Aussie beach town of Byron Bay with the introduction of a solar panel-topped vintage train.

The Sahara, one of the largest deserts in the world, could be transformed into a more hospitable place thanks to clean energy.

Raising campaign funds is a difficult balancing act for the Louisiana governor.

Scientists propose dropping poison to kill mice on the Farallon Islands, but there's concern that wildlife and water quality will suffer.

An expert conditioning coach offers down-and-dirty advice on preparing your body for an obstacle race.

If you want to try a triathlon, here's what you need to know about the event that combines swimming, cycling and running. Experts Erin Beresini weighs in.

Weight lifting does more than just pump you up; it can increase your chances for survival.

Researchers looked at walkers and runners with bent and straight arms to find out.

The fitter you are, the stronger your brain will be as you age, which can help increase joy and improve cognitive function.

The Canary is a smoke and carbon monoxide detector-cum-air quality analyzer sporting good looks and remarkable smarts.

New study finds that air pollution limits led to 10 percent more rainfall for Atlanta in the 1970s and 1980s.

In an unexpected offshoot of the local food movement, distilleries are embracing farming.

Ohio’s first legal moonshine distillery makes its home in a town with a fascinating bootlegging past.

Break out the whisky and the haggis for this celebration of Scotland's national poet, Robert Burns.

From spring showers to summer thunderstorms, rain can fall any time of year. But how does it work?

See if you know the difference between a bedbug, a beetle and these other creepy-crawlies.

While easy to focus on the gross-out factor, the tale of a stranded train filled with sewage sludge shines a light on the complicated afterlife of our waste.

In case you want to give brain-training games a shot, here are 4 to try.

Today HP unveils a breakthough in powerful computer chip technology that can process data, store memory and stack 3-dimensionally.. just like a brain synapse.

Here's a vodka that treads lightly on the earth and deliciously on the palate

Researchers put running, weightlifting and interval training to the test to see which one was best for the brain.

When you set up a rain barrel system at your house, you can save water and save money on your utilities.

State legislators in Colorado are working to make it legal for residents to harvest rainwater for irrigation.

Matthew Mazzotta's installation marries rainwater harvesting with the deeply pacifying sound of raindrops bouncing off a tin roof.

In June 2012, a network of 16,000 computers trained itself to recognize a cat by looking at 10 million images from YouTube videos.

It's yet one more benefit of living in the Google years.

When fingerprints fail, a map of your brainwaves could help keep your cyberworld safe.

Context is key, and it's something computers and search engines like Google just don't have yet.

Researchers propose developing nanobots that connect our brains with the cloud.

A Silicon Valley investor with a penchant for green technology raised $1 billion for a new venture fund. His vision: science experiments and clean technologies

Jimmy Fallon is joined by Ladysmith Black Mambazo as they sing an ode to Fair Trade and Ben & Jerry's.

Warming temperatures have had an impact on brown bear hibernation in Ukraine.

Environmental advocates worry that proposed titanium mining could permanently impact the Okefenokee Swamp.

A Utah bus driver boosts young girl's spirit with daily hair help. "That's what moms do," says driver Tracy Dean.

Microsoft co-founder's donation will fund research into Alzheimer's and other conditions.

There are a few things you can do to wake up a mind that still wants to sleep.

Residents living near Brooklyn's Gowanus Canal rally against a planned residential development that they believe will lead to increased flooding risk.

Imagine a smartphone for the visually impaired that has the tools most sighted smartphone users have come to take for granted

High winds and vacant land create the perfect recipe for tumbleweed terror in Victorville.

Watch Chuck perform at the Fortune Brainstorm: Green.

'Bones' star juggles hit show and eco-conscious motherhood.

Actress helped create wells in third-world countries.

When you're out on the trail, a little etiquette can take you a long way.

Spending cuts are the talk of Washington these days. Some are looking to make big political gains with cuts that won't create measurable savings.

Environmental org's 'Night of Comedy' brings laughter amidst a changing political landscape and growing concern over the impact of climate change.

Combining regular weight training with aerobics may reduce risk of type 2 diabetes by up to 59%, researchers find.