Learn about Earth's biodiversity and natural resources. Plus: Explore national parks and state wilderness areas.
Is it possible to resist taking such a trail, canopied by verdant branches and leading into a quiet, peaceful woods?
Covering some 500 million acres of ocean, the expanded marine sanctuary would be four times larger than California.
This little pond looks like something right out of a fairytale, complete with white fluffy clouds reflecting across its surface.
Scientists studied and analyzed a meteorite sample for five years to determine its crystal and chemical properties.
Mono Lake is one of the strangest bodies of water on the planet.
You can practically hear the babbling of the water rushing over the rocks when you look at this meditative photograph.
This unusual sandstone rock formation looks more like a surrealist painting than an actual place. It's one travel destination you definitely want on your bucket list.
Members of a bachelor party at Elephant Butte Lake in New Mexico stumbled upon an item sticking a few inches out of the ground — and that's when the fun began. [Video]
A U.K. oil giant has agreed to leave Africa's Virunga National Park, home to 25 percent of Earth's mountain gorillas.
The extra melt caused by subglacial volcanoes could lubricate the ice sheet from beneath, speeding up the flow of water back into the sea.
The unusual and beautiful cliffs have a fascinating geological history.
New research could stop the spread of citrus greening, a disease that is killing Florida's oranges.
For those who love the great outdoors, Hope Valley in California's Sierra mountains is a beautiful draw.
The island country is experiencing a harrowing infestation of the Malagasy migratory locust, which threatens the livelihoods of the more than 13 million people.
The beautiful details of a tiny flower are brought into focus with this photography style.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.