As GOP presidential hopefuls sound the alarm on the global warming hoax, we've uncovered the smoking gun: irrefutable proof, backed by flawless logic, that clim

A new IPCC report is about to come out that proves what we all know already -- there is most definitely a connection between climate change and extreme weather.

Worried about input costs, beer titan Molson Coors went green mainly to save green. If the end result - less waste - is to the planet's benefit, why should we c

Sen. James Inhofe is trying to set himself up as a 'climate hoax' expert, but he lacks even the basic facts about climate change in his own state of Oklahoma.

NYC Mayor Michael Bloomberg's surprise endorsement of Obama follows the devastating effect of Hurricane Sandy on New York City and the Northeast.

Environmental scientist Amy Luers warns that a cultural shift to our approach to emissions and climate mitigation requires a broad, long-term view. Tying the is

The percentage of Americans who believe the climate is changing has grown, and 64% of Americans favor regulations to reduce greenhouse gas emissions.

President Barack Obama took a strong stance on fighting climate change, "for the sake of our children and our future."

After 46 years at the space agency, one of America's most famous climate scientists will now focus on rallying support for the fight against climate change.

Fearful of late summers and early springs trimming their seasons, ski areas all over the United States are calling for action on climate change policy.

Global warming will march on regardless, argues writer Sami Grover. Maybe it's time to get more ambitious in our response.

Arguing that 'Americans are already paying the price of inaction,' Obama unveiled an unprecedented national climate strategy in a sweltering speech Tuesday.

Southern Asia, western Europe and southern Australia are among the areas at most risk.

Crunching the numbers yields dividends, like a calculator that can measure the green score of electric cars anywhere in the country.

In a speech in Indonesia, Secretary of State John Kerry also derided "head in the sand" climate change deniers.

If things like saved lives and prevented illnesses have a dollar value, efforts to stabilize the climate might pay for themselves, two studies find.

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

In a surprise announcement, Earth's two largest economies revealed a game-changing agreement to cut carbon emissions.

Here are 5 things to know about the EPA's climate plan.

The U.N. summit is going on despite recent terrorist attacks, and it does so with diplomatic momentum as well as a renewed sense of global solidarity.

The new U.N. climate agreement is being called 'a monumental triumph' and 'a turning point for the world.' Here are a few key points to keep in mind.

Could Alzheimer's really just be another form of diabetes, caused by eating too much junk food?

A new study reveals how binge eating can reset the body's food clock, and may have implications for other health issues.

A new book, 'The 8-Hour Diet,' has science and sensibility behind it.

Celebrity doctor's unofficial audience test promises weight loss with no change in diet or exercise, but there is one downside.

The number of updates you make a day, how often you use the 'like' button and even your photo album organization can tell your Facebook friends a lot about you.

This new drink makes all your coffee and wine meme dreams come true.

As a partnership with a nonprofit that provides shelter to homeless families goes to show, Amazon's takeover of downtown Seattle isn't without altruism.

Eclipse glasses distributed to the homeless, plus where to donate your old eclipse glasses if you don't plan on reusing them.

Video: Chuck Leavell, keyboardist for The Rolling Stones and the cofounder of MNN, finds out about the importance of having a single national wildlife refuge se

The rotavirus vaccine may also have the unexpected advantage of reducing rates of Type 1 diabetes.

The quirky Joshua tree may be nearly gone in 50 years if we don't battle climate change.

Coal country Sen. Robert Byrd is crowing about $4 billion he steered towards the false hype that is "clean coal" in the Senate version of the economic stimulus

NASA loses a CO2 monitoring satellite, plans for new coal plants are being shelved, and the price of CO2 credits drops out on the European market.

The brothers behind 'The Big Lebowski' turn their filmmaking talents to the boondoggle that is "clean coal".

The ACES (aka Waxman-Markey) bill passes the house, but not all environmental groups are rejoicing.

Clean coal lobbyist forges 12 letters to trick House members into voting 'No' on ACES.

Video: President Obama explains about how clean energy investments can diminish the environmental risks of fossil fuels and provide new jobs and opportunities a

A note-perfect 'clean coal' parody site has become the talk of the Internet. With its Coal Cares campaign, the heretofore unknown activist group Coal is Killing

What is clean coal? Clean coal technology encompasses a variety of technologies and techniques to reduce harmful emissions and improve the efficiency of coal-bu

The two cities will receive substantial financial and technical assistance from Bloomberg Philanthropies to help combat combat climate change.

A new retrospective study finds that 1980s-era cleanup of Boston Harbor was well worth it from a return on investment standpoint.

Spread across nearly 70 action-packed acres, Tulsa's newest public green space champions sustainability, accessibility and inclusion.

The new certificate is offered by the U.S. Green Building Council's Center for Green Schools.

The company's Emeryville, California headquarters earns top green building honors.

Japanese scientists have discovered that some apples have changed in flavor and firmness over the past few decades. Science says climate change may be to blame.

Storm-chaser Mike Olbinski recorded this illuminated wave of 'undulatus asperatus' clouds in North Dakota.

New plastic PDK can be broken down at a molecular level and come back just as strong to be reused again and again.

Two companies, both with ties to Denmark, produce low-cost enzymes that can greatly reduce the cost of environmentally friendly biofuels made from agricultural

The EPA has moved one step closer to allowing a higher blend of alternative fuel in your cars, but the usual suspects aren't on board.