Learn about Earth's biodiversity and natural resources. Plus: Explore national parks and state wilderness areas.
The 3,000 to 4,000 fish in Teller Lake #5 likely spawned from just 4 or 5 dumped pet goldfish.
Large-scale tree-planting projects, abandoned farmland help balance out rain forest destruction.
Capable of growing to the length of a sperm whale, these bizarre colonial organisms swim via jet propulsion and can glow when touched.
Countries rarely account for greenhouse gases released into the atmosphere due to natural disasters when calculating their annual emissions.
The lack of snow has only worsened California's drought conditions and has resulted in the governor implementing the first-ever statewide mandatory water restrictions.
Glaciers change over centuries and sometimes they change in the blink of a geographical eye.
As national park funding (or lack of it) makes headlines, you can vote with your feet.
Tampons may not be a go-to scientific device, but they've proven to be effective at locating waste pollution in rivers.
Growing site puts America's campsites into one simple, searchable website.
An organic cat litter proved 'chemically incompatible' with nuclear waste, resulting in a barrel bursting open and exposing some workers to low levels of radiation.
Ice shelves don't contributed to sea level rise, but their collapse can result in glaciers melting faster than they normally would.
Plans for 2 mega developments and a uranium mine around the iconic site have critics crying foul.
Tuolumne Meadows is one of the most celebrated areas of the park, and with this photo, it's no wonder why.
Kilauea has been erupting for 32 years, but a new video captures the volcano's oozing beauty as few people ever get to see it.
A whole, big world lives within the surprisingly beautiful realm of miniature plant life.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.