The 100-million-year-old sandstone slab of 70 mammal and dinosaur tracks from the Cretaceous period is one of the rarest ever discovered.

New genetic evidence shows that Solenodons survived the asteroid impact that wiped out the dinosaurs.

Covered in a code no one can understand, the Shigir Idol is the oldest wooden structure in the world.

A new, highly speculative conjecture about the extinction of ancient humans is sure to raise critics' brows.

Miners in Australia uncover the opal-filled fossil of a dog-size herbivore named Weewarrasaurus pobeni.

If dinosaurs had telescopes and had pointed them at Saturn, they might have seen a ringless world.

Of the 271 general purpose laundry detergents the Environmental Working Group evaluated, only 7 scored a rating of A.

As you click through these incredible photos, you'll remember just why it's worth fighting to save our oceans.

To help erase unsightly yellowing brought on by air pollution, India's crown jewel is looking for new beauty miracles.

Customers will be able to learn more about the environmental impact of their mobile devices.

Unity College students settle into TerraHaus, the sustainability-focused Maine institution's new residence hall that's built to stringent, super-efficient Passi

Much like his role as the Hulk in the new 'Avengers' movie, actor Mark Ruffalo says his battle against fracking is about 'fighting for the common good.'

A community rallied to find a coyote trapped in plastic in the middle of a snowstorm.

The Deepwater Horizon is set to surpass the Exxon Valdez spill as the worst oil disaster in U.S. history. The EPA, the Coast Guard and Dept. of Homeland Securit

The Southern Hemisphere will experience more devastating wind and waves as the world warms, according to new research.

Homeowners with top-notch credit in California, Arizona, New Jersey and 5 other states will be eligible for direct loans from the PV-installing behemoth.

Director Goh Iromoto's cinematography and sound for his latest stunning effort will move your soul to hit the water.

Christine Ren's "Silent Killers" uses stunning visuals to draw attention to a net-buyback program to keep our seas cleaner for wildlife.

On the bicentennial of Thoreau's birth, a brief look into his life captures what makes the writer an American icon.

Laundry is an endless chore. With so much hands-on experience, you'd think we know what we're doing, right? Wrong.

Using a kitchen towel for many uses can spread E. coli and get your family sick.

The president steps up efforts to protect the pollinators — and their $24 billion contribution to the U.S. economy.

A crowd of farmers, environmentalists and community members gather at a May Day rally in Sydney to call for tougher mining restrictions to protect sensitive lan

The nascent asteroid-mining industry is set to take its first steps into space this summer.

Jaguars used to roam all over the Southwest but now are an extreme rarity. And this unique cat is already threatened by the mining industry.

University of Oregon architecture student Cameron Huber scores the top spot (and $2,000) in Hammer & Hand's beauty and brawn-seeking perFORM Design Competition.

Conservation photographer Ben Von Wong's striking photo campaign aims to raise awareness of how microfibers from our clothes pollute the world's water.

This week, NASA is paying tribute to fallen astronauts who lost their lives in the pursuit of space exploration by holding a remembrance ceremony today (Jan. 26

Four astronauts are spending 12 days underwater to prepare new methods for working in outer space. And they're Tweeting about it.

Former astronaut Alan "Dex" Poindexter, 50, a space shuttle commander who flew twice into space, died on July 1 after being injured in a water sports accident i

Debuted earlier this month at the International Space University, this short film invites a new generation to imagine and explore the universe's secrets.

Teen sets ambitious goal to be the first astronaut on Mars, and she's harnessing the power of social media to make it happen.

Three Chinese astronauts lifted off to spend 15 days in China's Tiangong 1 Module space station.

NASA will send off the "Sunjammer," a 128-ft solar sail, to record space weather and study the Sun.

NASA lost power on Sunday in California, delaying the launch of the IRIS sun observatory by one day.

The Shenzhou 10, along with its three crewmembers, returned safely after 15 days of space travel.

Gordon Fullerton, an Apollo-era NASA astronaut who was among the first test pilots to fly the space shuttle, died on Aug. 21.

Beyoncé ended the year on a sour note with members of the NASA community.

Tuesday, Jan. 28 marked the 28th anniversary of the destruction of the space shuttle Challenger and loss of the crew.

A miniature space farm, robot legs, and microbes collected by cheerleaders are just a few of the odd passengers headed to the International Space Station.

Weather permitting, the cargo run will lift off from the Cape Canaveral Air Force Station in Florida at 3:25 p.m. EDT.

NASA astronaut Steven Nagel, who flew four space shuttle missions, died Thursday, Aug. 21. He was 67.

A spacecraft launch in Kazakhstan turned into a scary situation as a booster malfunctioned mid-launch, sending the space crew into ballistic decent.

You might be familiar with floating wind turbines, but what about floating solar panels?

Is responsible seafood the answer to our health and environmental crises? Author Paul Greenberg explores in a new PBS documentary, "The Fish on My Plate."

Hindsight is 20/20 and there will be a lot of 20/20 analysis as the oil spill commission continues to drop bombshells from the behind-the-scenes reports of what

A new report provides a possible scapegoat for BP in last year’s oil spill. Investigators say the blame for the disaster does not lie with BP but instead with

Recurrent sheens of oil in the Gulf of Mexico near the site of 2010's Deepwater Horizon oil spill have baffled researchers.

Jason Alexander Byers uses an unusual material to make an environmental point.

The daughter-in-law and granddaughter of famous explorer Jacques Cousteau continue the mission of water stewardship.