Uncategorized
- Health & Medicine
Body makes its own morphine
A study in mice suggests other mammals, including humans, can produce the painkiller in their bodies.
- Animals
Chimps may be aware of others’ deaths
Reactions of chimps to dead companions and infants suggest a basic realization of what death entails.
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Feedback
Letters for May 8, 2010.
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Science Past from the issue of May 7, 1960
WHISTLING SWANS DYED TO STUDY MIGRATION ROUTE — The U.S. Fish and Wildlife Service has been dyeing whistling swans vivid colors to learn more about their migratory movements. With their wings, tails or other body parts colored blue, yellow, green or red, the swans are easier to observe both when flying and resting on the ground.
