A Thirsty Nation
What can you do to reduce water consumption?
Expand Your Eco-Influence
What can you do to reduce water consumption?
Carbon Blob Eats US!
What can you do to reduce water consumption?
Befriending Luna the Killer Whale
How a popular Smithsonian story about a stranded orca led to a new documentary about humanity’s link to wild animals
Q&A - Ed Begley, Jr.
Actor and environmental activist Ed Begley, Jr. talks about living green
The Trouble with Bottled Water
Elizabeth Royte reflects on the backlash against commercializing a natural resource and responds to reader comments
Wild Things
Life as We Know It
Into the Void
Unraveling an astronomical mystery… and a presidency
Patricia Zaradic, Conservation Ecologist, Pennsylvania
The trouble with “videophilia”
Homing In on Black Holes
To gain insight into the most mysterious objects in the universe, astronomers shine a light at the chaotic core of our Milky Way
Off the Beaten Path
Photo Gallery: Experience the rich diversity of America’s national parks
Earthly Wonders
Photo Gallery: A slideshow of the world’s strangest plants
Bamboo Steps Up
An ancient plant becomes a new sensation
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