Learn about Earth's biodiversity and natural resources. Plus: Explore national parks and state wilderness areas.
Never underestimate the wonder of what you'll find during a hike. This beautiful ice bridge with a creek flowing under it was found by a photographer as late in the year as August!
Check out the amazing transformation one man goes through after hiking from Georgia to Maine.
Conservation photographer Mac Stone documents the remote areas of the Everglades where few have set foot.
While watching the sun come up or sink into the horizon, have you ever wondered what makes the sky change color so dramatically?
Everyone, depending on where they live, sees different signs of the seasons shifting. What signs have you witnessed that autumn is upon us?
Long before humans discovered the art of shaping trees through bonsai, topiary, and espalier, our beloved Mother Earth was doing some major horticultural sculpting herself.
Mount Churchill ejected just 12 cubic miles of ash, but this ash spread for miles, leading scientists to reconsider the potential effects of even minor eruptions.
The seeds and seedpods of trees not only provide a tree with its means of reproduction, but they are also marvels of design and engineering. Can you match these beautiful pods to their trees?
New website pulls together award-winning video, photos and stories and kickstarts the conversation about a topic that never ceases to amaze: Earth.
All you need are some carbon dioxide molecules and a special laser.
Scientists have also found evidence of deep water hills that were likely created by a combination of faulting and volcanism.
Scientists detected the dip in gravitational force when they noticed that glaciers and ice shelves tugged more gently when satellites sped by overhead.
This area has been settled since the 13th century and now its biggest draw is tourism. It's no surprise why, when you take a look at the landscape.
Do you have a special nature spot where you go to find a few moments of peace? If not, you can borrow this one.
Our planet has lost half its creatures since 1970, a new report finds, but there's still time to save the rest.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.