Uncategorized
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Jet lag might hasten death in elderly
Mimicking jet lag in old mice brought on an early death in the animals.
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19759
A better simulation of jet lag than that described in this article would have been to shift daytime forward 1 week, then back the next, and continue alternating for the 8 weeks of the experiment. This would mimic actual travel, rather than simulating endless trips around Earth in one direction. Dian Duchin ReedSoquel, Calif.
- Animals
Tough policing deters cheating in insects
In insect societies that have tough police, it's coercion, rather than kinship, that's preventing crime.
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19758
It is not only the scientific literature that documents the unexpected “doughnut” pattern in swarms.
