Ecosystems
- Ecosystems
Churning the numbers
Some of the ocean’s small swimmers may be having a big impact on ocean mixing.
- Health & Medicine
Chimpanzees die from primate version of HIV
A new study links the simian immunodeficiency virus to serious AIDS-like illness in a wild population.
- Health & Medicine
Downside of red-hot chili peppers
In the wild, a culinary kick comes with risks to the plant.
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- Ecosystems
From sea to squid, thanks to slime
Scientists have revealed new details about the genes — and the goo — that enable luminescent bacteria to colonize their symbiotic marine partner.
- Plants
Climatic effects of tree-killing hurricanes
A new analysis suggests storm damage returns millions of metric tons of carbon dioxide to the atmosphere each year.
- Ecosystems
Living Physics
From green leaves to bird brains, biological systems may exploit quantum phenomena.
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- Ecosystems
Exxon Valdez: Tidal waters still troubled
From birds and clams to herring, many species continue to show persistent impacts of an oil spill that occurred two decades ago.
- Ecosystems
Exxon Valdez killed future for some killer whales
An Alaskan oil spill disrupted family structure in killer-whale groups, with lasting and dramatic repercussions.
- Humans
Otters and oil: Problems remain
The behavior of Alaska's southern sea otters may unwittingly expose them to toxic oil-spill residues.
- Ecosystems
U.S. bird populations in decline, report says
Secretary of the Interior Ken Salazar releases a review of U.S. bird populations.
