'Batman v Superman' star says his Thanksgiving tradition is all about respect for animals.

A Sitka spruce on Campbell Island may be the 'golden spike' that denotes the controversial beginning of the Anthropocene epoch.

Turtles use their shells as shields today, but these devices evolved for a completely different reason, paleontologists learn.

The find confirms that America's earliest human inhabitants were here much sooner than previously thought.

Researchers uncover the remnants of lost continents hidden under the ice sheets of Antarctica.

A whole new kingdom will need to be created to classify Hemimastix kukwesjijk, the organisms found in a random dirt sample.

Researchers say the collision of a planetary body with Earth, some 4.4 billion years ago, seeded the elements of life and also led to the creation of our moon.

This supposed moon rock is actually an Earth rock. It was likely jettisoned from our planet ages ago, eventually crashing into the moon.

Researchers are calling the wild lands of 12 million years ago the 'Texas Serengeti.'

A new study shows that some wells in N.Y. contain large amounts of explosive methane and need to be monitored to prevent any detonation.

Carbon dioxide levels are now at 390.9 parts per million, well above what scientists consider the tipping point for the effects of climate change.

Global greenhouse-gas emissions already have passed the point where the worst effects of global warming could be averted, and they are still rising, according t

The U.S. energy sector is 'in the midst of a transformation,' according to a new report, thanks to the growing use of natural gas and renewable power sources.

Scientists have created a microbe that converts carbon dioxide into biofuel, a discovery that might boost the battle against climate change.

This much CO2 hasn't filled the planet's atmosphere since the Pliocene Epoch 3 million years ago — long before modern humans existed.

Aging pipelines leak dangerous amounts of greenhouse gases into the atmosphere.

U.S. federal budget woes are shrinking the monitoring network that tracks greenhouse gases such as methane.

This surprising discovery won't be enough to stop climate change, but it will help, researchers say.

Scientists with NASA unveiled the first carbon maps obtained by the spacecraft, named the Orbiting Carbon Observatory-2, or OCO-2.

Earth has broken temperature records for 14 months in a row, and 2016 will almost certainly be the hottest year on record. Yet there is still time to intervene

The latest World Meteorological Organization Greenhouse Gas Bulletin paints a grim picture for our environment.

Newly declassified photos show a shocking loss of ice in the Arctic as global temperatures continue to rise.

A study explored 50 million laser images from a NASA satellite to calculate the shrinking depth of the ice sheets, finding the edges to be particularly thin.

As the Arctic grows warmer, its sea-ice cover is shrinking at an unprecedented pace. Here's a graphical look at how quickly it's disappearing.

Ice loss in Antarctica and Greenland has contributed nearly half an inch to the rise in sea levels in the past 20 years, according to an assessment of polar i

By foraging in your backyard, you can turn a crop of cheerful but maligned dandelions into a tasty, traditional French soup.

If the mere thought of sharks sends chills down your spine, consider the damage that a swarm of ants could inflict. And even cows have been known to be deadly.

Flow, a handheld tracking device by Plume Labs, wants to help us better understand — and avoid — urban air pollution.

The Environmental Defense Fund is developing a satellite that will regularly monitor 50 major oil and gas regions for methane leaks.

Part of the Keystone oil pipeline was shut down after a 5,000-barrel leak in South Dakota, the pipeline's operator TransCanada said.

The whole point of getting out into the natural world is to see, smell and hear the sounds of nature.

Decades after the first of the iconic orange phones began washing ashore, a French community finally has answers.

Earth's atmosphere hasn't had this much CO2 in human history, and possibly not since the Pliocene Epoch about 3 million years ago.

Today the EPA moves to veto the largest mountain top removal proposal, Spruce No. 1. Environmentalists have been pushing this for 3 years. Today we celebrate th

After months of careful consideration, actress says her 'responsibilities and energy' need to be focused on family.

New service offers refurbished cell phones complete with green tips for teens.

Have an old cell phone stashed away? Recycle it with the Phones for Haiti program and you'll help the American Red Cross provide disaster relief in the earthqua

Communications Wireless Group works with business owners to recycle, refurbish, and reuse old wireless devices while maintaining a zero-landfill policy.

Resist the urge to throw away your old gadgets. Here's how to recycle, donate and sell.

U.S. Postal Service expands electronics recycling program. Customers can trade in old cellphones for cash at 3,100 USPS retail locations.

Michael Pollan's State of the Movement Address from the Georgia Organics Convention

Michael Pollan thanks and congratulates several organizations.

Michael Pollan breaks down his address into different components.

Michael Pollan discusses how the food system uses too much fossil fuel and reminds us that solar energy from plants is free.

Michael Pollan explains how healthcare costs are increasing while the amount of money people spend on good food is decreasing and suggests a change.

Michael Pollan explains how public health problems in the past made food so cheap it started costing people their health.

Michael Pollan lays out his ideas about what it would take to reform the food system.

Michael Pollan explains in a nutshell how the system went from working well to its current state.

Michael Pollan explains that if farmers are only growing one or two crops, that means people are only eating one or two crops, which does not make for a healthy

Michael Pollan explains how a variety of plants and animals make for healthy farms, which make for healthy people.