Learn about Earth's biodiversity and natural resources. Plus: Explore national parks and state wilderness areas.
These amateur enthusiasts have uncovered some spectacular finds.
The blackish nightjar is a bird well adapted to hide in plain sight.
The underwater veteran and his team were able to collect three years' worth of data outside of the 21-year-old Aquarius Reef Base.
Conservation International has called for nature lovers and photographers everywhere to share their #NatureIsListening moments — and the results are beautiful.
If you know what to look for, you can forage for vegetation that will calm a fever, freshen your breath or make a lovely cup of tea.
Getting away from it all and heading out into a quiet wilderness area is just what the doctor ordered.
The same physics that created the sounds of laser bolts in 'Star Wars' are responsible for the 'pew pew' sound of rocks skipping on an icy lake.
A week-long journey offers easy hiking up scenic vistas punctuated by amazing wildlife encounters.
You're not alone — that's how this scene makes most people feel.
Researchers only took samples the first few inches of rock, so they aren't sure how deep the microbial communities penetrate below the surface.
Say 'hello' to the pride of Los Angeles (and the country's newest national monument)!
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?
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.