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In the December 5 Issue:
- TABLE OF CONTENTS
- Climate might be right for a deal: Copenhagen negotiations will take steps toward a climate-stabilizing treaty
- Botanical Whales: Adventures in the Tortugas reveal that seagrass fields need saving too
- Breaking the Speed Limit: Studies examine physiology and technology to better foresee the ultimate edge of human performance
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Bird's eye
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European robins, like the one shown here, navigate using the Earth’s magnetic field. New work suggests these birds host their main compass in their eyes, not their beaks.
Credit: H. Mouritsen
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