A federal study of sea otters in Prince William Sound, Alaska, where the Exxon Valdez supertanker spilled around 30,000,000 gallons of oil about 25 years ago has concluded that the otters have returned to pre-spill numbers.

Study indicates the effects of low levels of oil contamination are worse than anticipated

It is now 100 seconds to midnight, closer to midnight than at any point since the clock's creation in 1947.

The map-makers are calling this the biggest change that they had to make since the breakup of the U.S.S.R.!

Take a breathtaking 9-minute journey with wildlife photographer Vincent Munier through the beautifully bleak frozen North, you won’t be sorry.

A team of scientists have developed a novel way to determine the age of these long-lived marine animals.

There's a new polar bear live cam in town ...

A new NOAA report reveals we've lost 95% of the Arctic's oldest, thickest sea ice. Here's what that looks like.

Some 60 polar bears are loitering near Ryrkaipy in Chukotka Russia, a new occurrence which is prompting some to suggest permanent evacuation.

Meanwhile, cars and trucks keep getting bigger and higher. It's time to do something.

This is a truly seismic change, and may mean some big changes in the oil sands and pipeline debates.

Unless the desperately needed rain arrive, São Paulo residents are being warned to "prepare for a collapse like they've never seen before."

It's a mix of speculative fiction and informed prediction. Which do you think is most plausible?

Put down that burger and get out your bike. Things are getting serious.

In Canada, we’ve collected over 150 million units of waste and engaged two million people to recycle.

25 years after the start of Mission Zero, they advance to Climate Take Back.

More than six months since tar sands oil spilled into a Mayflower, Arkansas neighborhood, two homes have just been leveled by Exxon in order to clean up oil that was found under their foundations.

The largest oil spill in the U.S. happened 25 years ago today.

The idea that the US electricity grid could be knocked out for 1.5 years is a bit shocking. But that's what the agency in charge of protecting it has revealed.

The biggest volcanic eruption in recorded history killed tens of thousands immediately, but the effects on climate continued for years.

One hundred years later, we are still playing chicken with peoples' lives.

Denmark’s last wolf was killed in 1813, but after a female travels 340 miles from Germany and meets some males, cubs are expected soon.

Billions of gallons of water may be wasted because of this.

Our photo of the day comes from Merced, California.

Good news from Gabon: Conservation efforts in Batéké Plateau National Park are rewarded with a sighting of an animal thought to have disappeared from the region.

Fiercely opposed to big government, and a huge advocate for distributed clean energy, Roscoe Bartlett now practices what he preaches.

"The labeling provision was eliminated from the bill due to fears that it opened the state up to a lawsuit. The attorneys for the leadership & Governor's office felt the Constitutional rights of Monsanto gave them the power to successfully sue the state."

“The dangerous conditions behind the Kingston disaster were not isolated."

The coal industry continues to fight for profits over people, even though coal ash is extremely toxic.

Another product from Colombian studio DosUno Design (whose Rubix transformer furniture set we reviewed yesterday), Deckstool is a simple wood mat that folds into a stool. Apart from being perfect for small spaces,

In a ghost town in the one of the coldest places in the US, lone resident Billy Barr has spent 4 decades recording snowfall … to the enormous delight of scientists.

South Carolina health department announces a human rabies case sourced from a bat.

Brazil's economy is growing fast, and it is expected to need an increase of 50% in power generation capacity over the next decade.

It usually doesn't pay to bet against Elon Musk. He's not only brilliant and he never gives up, but he's also shown great insight into technological trends.

A new study finds that it is unlikely that infected patients are shedding the virus through their tears.

There's a lot to learn from making the same recipe over and over (and over and over....)

A look back at when we started learning the truth about natural gas.

The 6.3kW solar array might not produce enough energy to power the White House, but its symbolism is important.

Obviously, you can't literally grow a century-old forest in just a decade, but by mimicking nature's forest-building process, it's possible to kickstart your own mini-forest.

The United States lags behind more than 40 nations in banning or restricting chemicals for safety reasons.

It's a bright and sunny solution to an abandoned rooftop: a garden.

Can you bear to look at these intimate and frightening photos of grizzly bears.

The Orca Helix moves up and down so that it is easy to get on and off when high, easy on the body when low.

The dormant microbes found in Mexican caves are unlike any known genus scientists have seen so far, say NASA researchers.

This organism has been alive for thousands of years

This is not an attack on electric cars; it's a rage against all cars.

The GHSA blames the switch to light trucks, bad road design, distraction and even climate change.

Samruk Kazyna Corporate Transformation is Set to Generate an Additional $11bn in Revenues to Kazakhstan in the Next Six Years

1981 Ferrari Recovered After Theft 29 Years Ago

#GeneralMills150 in :50 Seconds