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My picks from ScienceDaily

By clock on August 1, 2008.

Brain Tweak Lets Sleep-deprived Flies Stay Sharp:

Staying awake slows down our brains, scientists have long recognized. Mental performance is at its peak after sleep but inevitably trends downward throughout the day, and sleep deprivation only worsens these effects.

Aging Impairs The 'Replay' Of Memories During Sleep:

Aging impairs the consolidation of memories during sleep, a process important in converting new memories into long-term ones, according to new animal research in the July 30 issue of The Journal of Neuroscience. The findings shed light on normal memory mechanisms and how they are disrupted by aging.

Biological Fathers Not Necessarily The Best, Social Dads Parent Well Too:

A large number of U.S. children live or will live with a "social father," a man who is married to or cohabiting with the child's mother, but is not the biological father.

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