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The brain in the supermarket

Simple “index strategy” helps consumers make choices. CAMBRIDGE, Mass. -- Say you’re out shopping for basic household goods — perhaps orange juice and soup. Or light bulbs. Or diapers for your young child. How do you…

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Cluster satellite catches up

[caption id="attachment_3568" align="alignright" width="305"] Cluster quartet[/caption] One of the four Cluster satellites has shifted its orbit to ensure a safe reentry when the time comes, as well as providing a rare opportunity to study how…