A human home inevitably contains about 100 kinds of arthropods, research shows, but most are harmless and some can be helpful.

From urban jungles to sprawling prairies, here are some noteworthy facts about these resourceful rodents.

New marine reserves are making a big splash around the planet — and not a moment too soon.

Scientists are studying the sleep habits of mountain lions to help protect the cats from habitat loss.

A new study introduces 18 previously unknown spider species that look remarkably like pelicans.

About the size of a pinky nail, the nest cups are filled with 'eggs.'

Charles Darwin's birthday has become a global holiday for science.

Mowing a lawn every two weeks instead of weekly can boost the abundance of bees, according to a new study.

You may think of butterflies simply as colorful garden pollinators, but there's so much more to these beautiful insects!

More than 100 plant species are capable of going dormant to avoid danger, according to a new study.

When the government fails to protect a public resource like a river, our hopes often fall to a loose coalition of citizen conservationists.

A new study reveals mosquito DNA in the guano of two widespread North American bat species.

As Tracy Jordan famously said, 'Live every week like it's Shark Week.'

Researchers in Australia strap cameras on feral cats to track their kills.

Earth Overshoot Day is the day we go into 'nature debt,' utilizing more than the year's supply of water, forest and agricultural resources.

Some trees embark on an epic — and important — journey after they die.

Even subtle changes of scenery can have dramatic effects on our mental and physical health, a growing field of research suggests.

From hoarding and scattering nuts to making jerky and taking prisoners, animals use some wild tactics to stay well-fed in winter.

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

Extinctions are a wake-up call to protect the dwindling species that still exist.

Meet some of the most spectacular, and secretive, squirrels on Earth.

Amphibians are reliable indicators of changes in ecosystems and are valuable in medical research.

One of Earth's most impressive ecosystems is in dire straits. Here are the main issues threatening this magnificent natural wonder.

Earth's species are now vanishing at rates unprecedented in human history. That matters for more reasons than many people realize.

Thirty Meter Telescope, which has faced protests and construction shutdowns, will be built in a culturally and ecologically sensitive area of Hawaii.

Millions of black 'shade balls' float on the surface of reservoirs, slowing evaporation.

Some of the smartest solutions really do lie right under our noses. In the case of Indie Energy, a Chicago-based cleantech company, the solution was buried in t

alternative energy sources are means of turning renewable energy into green electricity, using things like wind turbines or solar power.

Shafts that haven't been closed could be transformed into geothermal boilers to produce heat and hot water for nearby communities.

With Hawaii's endless renewable energy potential, the state plans to generate 40 percent of its power from clean sources by 2030.

The fossil fuel industry benefits from government money, but not renewables. In a forum with T. Boone Pickens at the National Press Club, media mogel Ted Turner

Global investment in clean energy surged 17 percent to a record $257 billion last year, according to two new reports by the U.N. Environment Program.

A closer look at the Lone Star Geyser could help scientists predict volcanic eruptions.

Photographer documents the sublime landscape of a bubbling Andean geyser field.

Hot springs are generally considered to be destinations of rest and relaxation, but that's not always the case!

Yellowstone National Park closed a popular road on July 10 after geothermal heat cooked the asphalt.

If you've ever wanted to visit this colorful, man-made geyser in Nevada, you may soon get your wish — thanks to the organizers of Burning Man!

The newly discovered species have been isolated from other toads for 650,000 years.

Drunken fruit flies may lead the way to a solution for human alcohol addiction.

Photographer Chris Perani painstakingly combines thousands of exposures to create each individual image.

Construction equipment has moved into the land of the National Butterfly Center in Mission, Texas, to begin work on a border wall.

As long as there are humans, there will be cockroaches.

Painted lady butterflies are migrating north for the summer, and they're overtaking southern California, to the delight of many.

Virginia Tech researchers have deciphered and codified the honey bee language with remarkable precision.

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

Bees often flit around with yellow saddlebags, called pollen baskets, hanging from their hind legs.

The bees were staying alive by drinking the woman's tears.

Hives of honeybees do 'the wave' by shaking their booties. The wave pattern, called "shimmering,", requires impressive coordination.

Scientists find the gene that gives bumblebees their unique patterns — and the rest of us fair warning.

Mosquitoes are annoying, relentless and can pose a health risk for your family. Here are some effective ways to kill them and keep them away, the natural way.