While much smaller than the Yellowstone River oil spill, a newly discovered spill is raising eyebrows because it went unreported for a month.

A natural method for battling bacteria like E.coli and salmonella may be on its way.

The EPA unrolls WaterSense labeling for irrigation controllers, the first outdoor product eligible for certification in a program that previously focused only o

The controversial bill, which now heads to the Senate, would open more national parks to hunting and protect the use of toxic lead ammunition.

The agency says its proposed rule could save tens of thousands of lives every year, but critics warn of economic burdens for some U.S. industries.

Not that you need a reminder, but the high season of heat cranking and thermostat tweaking is upon us. Energy Star shares a few basics on how to reduce home hea

The slate of spending cuts could wreak havoc on everything from USDA meat inspections and FDA drug reviews to EPA research and national park staffing.

Bipartisan 'Chemical Safety Improvement Act' would require more safety regulation for chemicals while making it easier for those that pass to get on the market.

Apex Logistics employees converted a storage space into every college man's dream hangout, complete with pinups and gym equipment.

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

U.S. authorities have largely suspended their investigation of the molasses spill that fouled Hawaiian waters last month.

"American Wasteland" author Jonathan Bloom shares tips for the source reduction of food waste like shopping smarter and keeping foods visible.

Should we be worried, or is it OK to keep drinking (for now)?

The Environmental Protection Agency spent MLK Day spreading the gospel of food waste reduction to faith-based groups.

There's never been a better time to start bicycling to work. Here's how to get rolling!

New think tank aims to be one-stop resource for addressing hunger, obesity, food waste and a broken agricultural system.

Jay Harman developed technologies from the Lily Impeller that he says may fundamentally change how humans do almost everything.

BrightFarms cuts out the middle man and grows local produce at the store.

The social workers have assisted veterans, children and families.

Soft-spoken and unassuming, this speaker, teacher, and author might not seem like a rabble-rouser or revolutionary.

Wanted: Test scores from 1 million people as web-based research project aims to learn more about the region of DNA that determines how the brain works.

6 home-schooled siblings demonstrate the power of motivation. (And their four younger sisters and brother aren't too far behind.)

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

Begun in her bedroom when she was 13, this dedicated woman’s Little Nature Museum has never stopped growing and inspiring visitors.

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

Nothing says "I'm single and ready to mingle" like a dose of salty digestive fluid. For sea lampreys, anyway.

Officials in Australia quarantine imported versions of the pop singer Katy Perry's latest album due to its seed-paper packaging.

Florida officials say they've bagged one of the biggest Burmese pythons ever found in the state: an 18.2-foot-long female weighing some 150 pounds.

Invasive "crazy ants" have been displacing fire ants, and a curious defensive strategy may be behind the crazy ants' bold takeover.

The invasive species has already wreaked havoc in the Great Lakes and other regions.

New research could stop the spread of citrus greening, a disease that is killing Florida's oranges.

Giant African snails have invaded the Galapagos, but two rescued dogs are sniffing them out and helping researchers fix the ecology of the islands.

Following a 3-week stint, the very big bunnies will hop to other cities.

The mosquitoes that transmit Zika virus are wily, but if you understand their biology, it is possible to keep them in check.

By keeping out invasive cats, rats and other predators, a new fence on Kauai is helping a rare bird bounce back.

The first release of moths with genetically-engineered "self-destruct" switches onto American farms is being heralded as an insecticide-free solution to pests.

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

See what makes Serenbe, Ga., such a sustainable community.

Chuck Leavell on what the U.S. Green Building Council can learn from Georgia’s governor.

The Rolling Stones keyboardist and MNN co-founder sheds light on the band's new single, which includes a reference to hydraulic fracturing, aka 'fracking.'

Chuck Leavell recounts his most recent presidential run-in at the UN Climate Summit.

NASA's Mars rover Curiosity has found a new route to some interesting rocks after its original path proved too difficult to traverse.

The Arctic island has a fair amount in common with the Red Planet, at least on its surface.

NASA Administrator Charles Bolden says the agency's current goal of getting astronauts to Mars in the 2030s is eminently achievable

Having conquered both the moon and Cupertino, Sir Norman Foster eyes the Red Planet.

It would be the first heavier-than-air craft flown on another planet.

Using data from a photo of a Martian sunrise, scientists have created the 'sounds' of that sunrise.

The rover was originally meant to only live for 90 days.

Plus: National Geographic turns 125 and more Ecollywood odds and ends.

'Nashville' star Eric Close goes green by cleaning up after others.