Creatures of the Deep!
A new book of photographs taken in the ocean depths reveals a world abounding in unimagined life
Guerrillas in Their Midst
Face to face with Congo’s imperiled mountain gorillas
Teaming up with Thoreau
One hundred fifty years after the publication of Walden, Henry David Thoreau is helping scientists monitor global warming
Wild Things: Life As We Know It
Tail-waving squirrels, black-footed ferrets and tool-using crows
Fred Spoor
The evolution scholar talks about a landmark new study challenging the classic view of human ancestry
Hatching a New Idea
Electronic eggs hatch new insights into breeding exotic birds at the National Zoo
From the Castle
Health Checks
Mystery at Sea
How mercury gets into tuna and other fish in the ocean has scientists searching from the coast to the floor
FOR HIRE: Volcanologist
Richard Fiske discusses his groundbreaking work
EcoCenter: The Land
A look at man-made and natural causes that are threatening the Earth
EcoCenter: Air
Forty years after the passage of the Clean Air Act, researchers have seen great progress while studying the dangers of pollution
Turning the Tide
Our oceans are in trouble, says Nancy Knowlton. But it’s not too late to do something about it
Fishy Business
The problems with fishery management are mounting—and time may be running out
Going “Bycatch Neutral”
Can fisheries eliminate their debts to nature?
Deep Trouble
Coral reefs are clearly struggling. The only debate for marine scientists is whether the harm is being done on a local or global scale
Ocean-Friendly Eating
A sea life lover’s guide to seafood
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