At a campaign stop, retired environmentalist Anthony Samsel asked Mitt Romney a question about coal-fired power plants. Romney's response surprised him.

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.

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

New interactive game takes a closer look at national policy choices that affect food security around the world.

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

President Barack Obama will announce a comprehensive plan to reduce greenhouse gas emissions in a highly anticipated speech today.

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

Reducing carbon dioxide may be solved in storing emissions in deep, subterranean rock throughout the country.

Oceanic Preservation Society will project images of climate change and threatened species on the iconic building ahead of this weekend's Climate March.

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

New single, recorded to inspire action on climate change, features performances by Paul McCartney, Jon Bon Jovi, Sheryl Crow, Colbie Caillat and many more.

New research supports the hypothesis that parasites could have a role in preventing certain diseases.

Former Facebook exec and sister of Facebook founder shares her tips on unplugging from our digital lives.

Years of futile searching didn't work, but a single Facebook plea connects the two women in less than 24 hours.

Pancake was born with a skeletal deformity and has to rely on only her back legs, but it sure hasn't slowed her down.

The huge 'magnificent sundew' was unknown to science until a scientist stumbled across its photo on Facebook.

New Hampshire, New Mexico, Montana, Minnesota, and Utah have completed 30% of their home weatherization projects, unlocking additional program funding.

Each day will symbolize one year that Nelson Mandela spent in prison.

As homelessness woes mount in the city, one big-hearted solution is squashed.

People are using low-power FM radio stations (LPFMs) to inform, educate and spark change in their communities.

Housing charity New Story teams with 3-D printing startup ICON to fabricate 100 affordable and innovative abodes in El Salvador.

A decade-long search for alien life called the Breakthrough LiBillionaire Yuri Milner pledges to fund a decade-long search for intelligent life.

The need for help in the Florida Panhandle after Hurricane Michael hasn't gone away and these relief organizations are keeping residents and helpers fed.

Philanthropist Marcus Lemonis is offering work at his Camping World stories and access to an army of volunteers to national parks in need.

Video: Learn about the Bryan Adams Foundation and what Bryan likes to do most when he's not playing music.

Chuck Leavell, keyboardist for The Rolling Stones and the cofounder of MNN, sits down with country music star Gretchen Wilson at Farm Aid 2009 to talk about fig

The secret to a longer, healthy life might have been living in our guts this whole time.

Scientists have found a 'world-class' helium gas field in East Africa. That's a big deal, and not just because squeaky voices are funny.

The official mascot for the 2018 Paralympic Winter Games is a moon bear. It may not sound like a big deal, but the species really needs this.

As the U.S. struggles with an opioid epidemic, efforts like National Prescription Take Back Day are more valuable than ever.

On the way to a palliative care facility, cancer patient Ron McCartney had one request: a caramel sundae.

Hailey Dawson has a 3-D printed hand and team spirit for days.

Groundbreaking case was the first to link the product with terminal cancer.

Breakthrough vaccine technique makes you immune to all forms of the flu virus.

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

These storied specimens have been shortlisted for Britain's Tree of the Year contest.

Massey Energy wants to rip down Coal River Mountain in West Virginia to get at the coal below. Local residents need your help.

Ashely Judd, newly minted foe of mountaintop removal mining, will be chatting live about the evil practice in about an hour on Daily Kos.

The EPA announced a plan to tighten up rules governing the environmentally destructive practice of mountaintop removal mining.

Movie star Darryl Hannah and NASA scientist Dr. James Hansen were arrested along with dozens of others after blocking access to a coal facility.

4 new projects show the viability of storing captured wind energy underground. So why are we still investing in far more expensive carbon capture?

MNN's Karl Burkart closed his Chase Bank account to protest their financial support of mountaintop removal mining. What can you do to help?

Here are the winners and highly commended images from the 2019 Comedy Wildlife Photography Awards.

After every attempt to catch an otter fails, officials are forced to move the fish out of a Vancouver pond.

A new report from the Health Effects Institute says are breathing air that's considered unsafe by the World Health Organization.

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

As their habitats give way to sprawling human developments, more and more animals are being forced into cities and suburbs.

The Ivy League campus is now home to 50 LEED certified green building projects.

The BuildingGreen Top 10 Green Building Products were announced at Greenbuild 2011.

Bryan Cranston — the actor behind "Breaking Bad," television's favorite chemistry teacher-turned-meth manufacturer — appears at Dwell on Design to discuss