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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. Italo Calvino’s fictional Mr. Palomar observed (rather more lyrically) about the flocking of Roman starlings, “Finally a form emerges from the confused flutter of wings, advances, condenses: it is a circular shape, like a sphere, a bubble, the balloon-speech of […]
- Math
The Mind of the Swarm
Mathematics is helping explain how animals form flocks, swarms, and schools.
