Friday, August 31, 2007

A Neural Signature of Self-Control

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From Brass and Haggard , in a recent issue of the Journal of Neuroscience (PDF here ): Voluntary action is fundamental to human existence. R...

Nature's revenge - Cicadas crashing the internet

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Because any interruption of my internet connection leaves me feeling as if one of my limbs had been severed, I notice small articles like t...
Thursday, August 30, 2007

Sexual orientation in women - brain correlates

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Ponseti et al. suggest that they can observe a brain correlate of prenatal androgenization in homosexual women - they have less grey matter...

A mouse model for OCD?

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An interesting article from Welch et. al. reports finding a mutation that causes mice to display obsessive-compulsive behaviors. From the...
Wednesday, August 29, 2007

An enzyme that keeps old memories alive

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Greg Miller writes a brief review of work by Shema et al . : Many substances interfere with memory, as any hung-over partygoer can attest. ...

Pruning of nerve connections during development.

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As we grow from infancy to adulthood, specific connections (synapses) between nerve cells are formed, and excess connections pruned away. A...
Tuesday, August 28, 2007

Dramatic out of body demonstrations in normal subjects

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I've done several posts (for example here , here , and here ) on how underlying brain processes might explain what have been taken to be...

Steven Fry's secret life of the manic-depressive

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A friend pointed out this video to me. Fascinating. This is part I, which at its end links you on to the subsequent installments in the se...
Monday, August 27, 2007

More on magic at Las Vegas

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I've done several postings on this already, but want to pass on George Johnson's excellent article in the Aug. 21 Science Section o...
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The four ages of functional neuroimaging

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An essay offered by Brad Buchsbaum on his blog.

Really weird...

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Passing this on from MindHacks : an unknown man with a brain tattooed on the top of his head, revealed by a picture of a peeled back tuna can.
Friday, August 24, 2007

Changes in brain control circuits during human development

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A collaboration at Washington University between Fair, Raichle, and others has offered a fascinating glimpse at how brain networks controll...

Live Longer - Don't Worry

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Check out the Worriers Anonymous site and its several mellow out options such as this , this , or this .
Thursday, August 23, 2007

The Politics of God

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Mark Lilla, Professor of the humanities at Columbia Univ., has generated an essay (adapted from his book "The Stillborn God: Religion,...
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Two Books on Brain Plasticity

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I'm not sure why I haven't mentioned these books, both appearing earlier this year. In " Train Your Mind, Change Your Brain: Ho...
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Wednesday, August 22, 2007

What I totally do not get....a new book on consciousness

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I've received four emails promoting a new book by B. Alan Wallace, a guy who has been the subject of two previous posts, one a positive...

Flipping switches in the brain with light.

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The Aug. 14 science section of the NYTimes (PDF here ) notes a technique which I mentioned in a previous post : making brain cells suscepti...
Tuesday, August 21, 2007

Imaging Depression

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Thomas Insel writes a perspectives article in the Aug. 10 issue of Science (PDF here ) on efforts to specify brain areas that show abnormal ...

Male sexual behavior circuits in female brains...

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A fascinating bit of work by Kimchi and Dulac shows that female mice missing a gene involved in pheromone detection show the same sexual be...
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Monday, August 20, 2007

Happiness Tips

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I enjoyed watching an interview of Tal Ben-Shahar on the John Stewart Daily News shows several days ago, discussing his new book "Happi...