It's called dendrochronology, the study of data culled from the growth patterns of trees. And it can tell us a lot.

The archaeological site is located a mere 900 feet off Manasota Key in Florida.

Preserved human footprints in the White Sands National Monument give us insights into early humans' hunting practices of giant ground sloths.

The extinct cave bear Ursus spelaeus appears to have descended from a vegetarian line of bears.

Fossil finders have ample opportunity to connect with experts through fossil ID days at museums, parks and universities.

These volcanic seamounts are rich with life and are estimated to be at least 30 million years old, formed when Australia and Antarctica broke apart.

The first animal to evolve on Earth was probably a sponge that existed around 640 million years ago.

Located under the Hiawatha Glacier, the impact crater is one of the largest on Earth.

Elasmotherium sibiricum, the so-called 'Siberian unicorn,' is not as closely related to modern rhinos as once thought.

In A.D. 536, a volcanic eruption sent a thick haze into the air that blocked the sun over Europe, the Middle East and some of Asia for 18 months.

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

8 strange and surprising facts about the T. rex, king of the dinosaurs.

The space agency's $650 million Neo Surveillance Mission is designed to spot killer asteroids.

NASA astronauts make history with an all-female spacewalk — now that the spacesuit problem is resolved.

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.

The concentration of greenhouse gases in the atmosphere hit a record high in 2011, the United Nations' World Meteorological Organization (WMO) reported Tuesday,

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

Living near high-traffic roads accounts for 14% of all asthma cases, researchers find.

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

Reducing the flow of the greenhouse gases that spur global warming could prevent up to 3 million premature deaths annually.

Seafloor-dwelling bacteria may prevent methane from reaching the atmosphere by eating it up.

A greenhouse gas that is thought to have a potent impact on global warming was detected in trace amounts in the atmosphere.

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

Researchers have created a laser powerful enough to detect minute concentrations of gases in the atmosphere or in your mouth.

Scientists have known this for a while now, but new research gives us more information about why kangaroos are so much more efficient than cows.

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

Even though Earth is already in an ice age, a surplus of ice is the least of our worries.

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.

In continued efforts to track changes in glacial and sea ice, NASA's IceBridge plane has begun collecting data in Greenland.

Scientists have released the first 'point of view' video filmed by a wild polar bear, offering a glimpse into the animals' daily lives.

The vanishing veneer of frozen ocean isn't just vital for polar bears.

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

In order to make its employees more comfortable when they want to take a break from work, a sports marketing company from Sao Paulo, Latin Sports, asked Brazili

Asian Mushroom Soup is a good vegetarian soup to add to your weekday repertoire. It includes kaffir lime leaves and birds-eye chili.

Invasive plants outcompete native vegetation, threaten endangered species and curb biodiversity. So put on a bib and chow down!

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

Shipping containers can be transformed into a variety of innovative homes and hotels.

If you are looking for ways to make your holiday meal a lot more interesting, look no further. These vegetarian and vegan recipes are not only gourmet but most

Unlike many sangrias, this one is designed to showcase the wine, not cover it up.

Guy Laramee's work speaks to the 'erosion of cultures' and our over-reliance on analytical knowledge, symbolized by the book.

Working with the nonprofit Solar Aid, students earn enough to bring electric light to a school in Kenya

Anas Cheema, a 22-year-old economics student at the University of Victoria, decided to dedicate his summer.

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

Research conducted in Madison, Wisconsin, finds soil in developed residential landscapes is better at absorbing CO2 than forests.

While the Camp Fire rages over 100 miles away in the Sierra Nevada foothills, San Francisco experiences an air pollution emergency.

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

Over 20 drunken, rowdy coal miners showed up at a party thrown by mountaintop removal critics, and cameras were there to film it all.

Actress keynotes luncheon to denounce the harmful practice of mountaintop removal coal mining -- and its effects on the people of her native Kentucky.

Even if you're not tapped into the daily vibe of environmental news and issues, you've not doubt probably heard of or seen the devastation caused by mountaintop

Actress and environmental activist Ashley Judd has started reaching out to prospective supporters and fundraisers for a potential 2014 run.