Launching of the Dragon capsule will mark a significant step forward in the partnership between NASA and the private sector.

Cries of "I see it!" rang out through the crowd as a speck on the horizon got bigger and bigger, resolving into the odd shape of two attached aircraft approachi

NASA lost power on Sunday in California, delaying the launch of the IRIS sun observatory by one day.

Here's a handy cheat sheet to help you keep the spacecraft straight.

Since the end of its space shuttle program, NASA is relying more and more on commercial space travel.

Temperature records across the continent continue to fall as Europe buckles under heat wave. At least seven deaths have been attributed to the heat.

Five years after the 2010 BP oil spill, the endangered reptiles are one of several species still suffering from enigmatic declines.

The daughter-in-law and granddaughter of famous explorer Jacques Cousteau continue the mission of water stewardship.

The people of Harriman, Tenn., woke the morning of Dec. 23, 2008, to find their community awash in a billion gallons of toxic coal sludge.

Alabama county’s decision to store coal ash from the Tennessee spill fills coffers, but also spurs worries about consequences.

Tennessee Valley Authority announces plans for economic development projects in Roane County, the site of last December’s coal ash spill.

It's worth remembering that at the end of 2008, more than 1 billion gallons of toxic coal ash slurry was spilled by the Tennessee Valley Authority. When will ou

Knowing how to measure metabolic equivalents is an easy way to sneak in exercise and make sure all your movements count.

Valley fever, or coccidioidomycosis, is a potentially deadly fungal infection that has been called California's "silent epidemic."

Can a vacuum suck up China's smog? Daan Roosegaarde will test his new technology soon in Beijing's parks.

What good is it if all of the historical cities and natural beauty in China are covered by haze?

Even core areas of pika habitat 'are vulnerable to climate change within a timeframe of decades,' researchers say.

Vaderlimulus tricki is the first horseshoe crab found in Idaho rocks of the Triassic Period, and it has an uncanny resemblance to Darth Vader.

A lot of faulty survival information gets passed around. Can you sort out which actions will save you, and which might kill you?

UPDATE: Van Jones clears up the 'green czar' buzz.

When the Winter Olympics wrap up, Vancouver will be passing more than one torch. The city could light the way for green cities of the future by proving economic

Sweden is to thank (go figure) for a hot new lifestyle trend known as plogging that encourages participants to beautify cities while burning calories.

These plastic filters far surpass plastic straws in coastal cleanup tallies and they're toxic on land, too.

A wildlife corridor in Brazil's Atlantic Forest will help animals like the golden lion tamarin thrive in its preferred environment.

A street dog named Mera tagged along with a expedition and climbed 23,389-foot Baruntse, a mountain in Nepal.

Trust Chanie Kirschner when she says you can't go wrong with flowers and chocolate -- organic or free trade, of course.

Food news and items of interest from around the Web for your weekend reading.

Organic, fair trade, locally sourced … these chocolates fit the sustainable requirements our food blogger expects — and they're absolutely delicious, too.

Shocking lab results have convinced me to buy my tea elsewhere.

In exclusive and exceptionally irrigated Rancho Santa Fe, residents now face water rationing.

Sure, it's backed by Apple's Tim Cook. But would you spend $300 on a shower apparatus?

With Italy facing severe drought conditions, the Vatican has turned off its iconic fountains for the first time in living memory to help save water.

Research says they not only improve your mood, but also your ability to concentrate.

The sieve of Eratosthenes is an ancient tool for finding primes, but it might get a boost by modern computing.

China is the world's largest polluter and the largest green innovator. It is a country full of environmental contradictions, but so is the United States.

The Harvard University endowment fund lost $10 billion in 2009. Unable to dump toxic investments, the university had to find new ways to recoup this 27 percent

Traditional, sustainable Valentine’s gifts your sweetheart will love.

The popular brand of ice cream will be made with non-rBST milk and cream, plus vanilla that's sustainably sourced.

Virginia’s Mimslyn Inn brings a fresh idea from farm to table to schools.

Organic, grass-fed, free-range beef burgers and fries cooked in olive oil make a fast-food meal worth going out for — once in a while.

The latest, largest study finds talcum powder likely causes little risk for ovarian cancer.

Health officials have identified a 'very strong culprit' for the devastating sickness linked to e-cigarettes.

New study takes a closer look at the link between music and sports performance.

New survey finds that as the U.S. economy worsened, vasectomy rates increased.

Lessons in business and management from the Medicis.

In the field or in front of the camera, these amazing animal conservationists have dedicated their lives towards protecting the Earth and its creatures.

Cristina Mittermeier discusses the modern movement of conservation photography in an interview.

Lush, lovely and totally invasive, running bamboo has been branded as public enemy number one in several towns in the Northeast.

Brown marmorated stink bugs are wreaking havoc — and just reeking — as they spread throughout the country.

Google's online street views could help scientists track and fight invasive species over the Internet.