A passive solar home in Japan boasts various energy-saving features and a sloping, stair-clad roof that doubles as hangout area/lounge for (hopefully well-behav

Environmental Working Group's newest sunscreen guide rates the safest sunscreens and calls out bad practices (like too-high SPFs.)

You can watch Leo DiCaprio's "Before the Flood" free online.

These epidemics have hit full force, with scientists scrambling to unravel the causes and, more importantly, the solutions.

Chessboard-like grid patterns that cover sand dunes in China are explained as attempts at mining nickel in the deserts.

Chilean mine accident survivor, Mario Sepulveda, is said to be thrilled with the casting decision.

Coudersport Ice Mine is located in the Appalachian Mountains.

William Henry Harrison, James K. Polk and Zachary Taylor all died under suspicious circumstances.

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

Human mothers have a relatively long gestation period compared to the rest of the animal kingdom, but a few animal mothers go even further. Here's our list of t

From Buckingham Palace to the BBC, British institutions are putting the kibosh on single-use plastic.

Rescinding a 2014 ban, the planting of genetically-modified crops and the use of neonicotinoid pesticides are allowed in U.S. national wildlife refuges again.

New study shows that nearly half the investment managers from some of the world's largest funds don’t consider climate change an important factor when making

A factory ghost caused 3,000 garment workers to riot in Bangladesh. The workers' behavior is called mass hysteria

A California couple helps veterans with PTSD and rescued wolves and wolfdogs forge lasting bonds that change lives.

NASA is getting ready to launch a daring test flight of a capsule that could eventually bring humans to deep-space destinations like Mars or an asteroid.

A giant crater on Mars may have been able to support microbial life for millions of years in the ancient past.

NASA's Curiosity rover is continuing to help scientists piece together the mystery of how Mars lost its surface water over the course of billions of years.

A mystery is brewing on Mars: Amateur astronomers spotted enormous plumes erupting off the Red Planet's surface, leaving scientists puzzled.

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

NASA’s Mars Reconnaissance Orbiter captured the colorful anomaly while surveying a 'field of dunes' on the red planet.

The fourth planet from the sun, Mars is one of our closest neighbors in the solar system, and yet it remains a mystery.

Large-scale installation, by artist John Gerrard, simulates the sun and night sky above a solar thermal plant in Nevada.

The Earth's globally-perceptible seismic 'hum' is now being used to peer into its depths, shedding new light on the planet's inner layers.

Unexplained natural phenomena, which is regularly observed in the aftermath of quakes, occurred during last week's 7.8 magnitude earthquake.

Developers behind the 104-acre sustainable project in Belize promise to consider all concerns ahead of construction in 2017.

Native only to Madagascar, 105 lemurs species have been evaluated as critically endangered, endangered or vulnerable by the IUCN.

During an Energy and Natural Resources Committee hearing, the secretary of the Interior outlines the Obama administration's energy wish list.

His office confirms that he will leave his job this March to spend more time with his family.

Mustang, Escape, Focus now come in more colors, with more renewable parts, than ever before.

Actor warns of a 'catastrophic warming of the planet' if carbon pricing is not enforced to curb the emissions of the fossil fuel industry.

Meet the man behind the popular Web service Transit and Trails, which makes it easy for bus riders to get out for a good hike.

This is one fun way to learn a language and play with your food.

The commercial received so many negative comments on YouTube that the comments section was disabled.

Cheesy trend saw a 450% growth in popularity this year.

From a new environmental documentary to playing a 19th century serial killer, here's what Hollywood's top male star will be doing.

Researchers analyzing social media after the speech discovered the actor's words started the largest engagement on climate change ever.

Previously in development at Sony, the film rights to the eco-superhero are now being jointly pursued by Leo and Paramount.

Leonardo DiCaprio backs Beyond Meat, saying the development of plant-based meats will help advance action on climate change.

Genetic relics from a 'ghost population' of red wolves seem to live on in these coyote-like creatures.

The pill bug or roly-poly plays many key roles in its environment.

Leonardo DiCaprio, Linkin Park, Don Cheadle, and Sergio Marone are all judges in the Date with History contest, which will send one young visionary to address t

More than 170 world leaders signed the Paris Agreement on Earth Day 2016, but that's just the beginning.

Critically acclaimed 'Catching the Sun' offers solution to current economic crisis.

Am I the only one who finds the interior design of cars just as compelling as the exterior?

A young New Yorker buys, via Craigslist, an uninhabited 91-acre island in Lake Superior with plans to create a small, sustainable artist residency while keeping

The world's most famous ring of standing stones has been studied for centuries, yet we learn something new about it all the time.

The late renowned physicist Stephen Hawking joined BBC Radio 4's 'Hitchhiker's Guide To The Galaxy' as the voice of an intelligent and powerful being.

The Voynich Manuscript, an illustrated codex from Medieval times, has been baffling humans since 1912. Here's what we know about it.

Head to this neck of Minnesota for scenery, outdoor fun and a progressive vibe.