Science News: Our Weekly Picks From Around the Web

Why We Yawn
Rather than fatigue or boredom, researchers propose that yawning may cool an overheated brain. 11/17/2011

Retraining the brain — All is not lost, despite aging, injuries, or mental illness
Mature brains may not be so old and inflexible after all. Scientists are discovering that the human brain can improve its performance to counter the consequences of cognitive impairment and even the trauma of stroke-induced brain damage. 11/18/2011

Mimicking the brain, in silicon
New computer chip models how neurons communicate with each other at synapses. 11/15/2011

Brain Imaging Captures Female Orgasm in Action
Rutgers researchers have peeked inside the brain during one of the body’s most private sensations – orgasm. 11/18/2011

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