The study of the structure and function of the nervous system and its components.

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Lumosity.com? Is it based on science?

I always see these Lumosity adds on TV, and I personally feel they are just trying to "sell me something". I did some layman's research(wikipedia) and read that "Studies of Lumosity's effectiveness ...
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395 views

Does learning increase the number of neurons in the brain?

I am attempting to understand neurogenesis related to learning. Does learning increase the number of neurons in the human brain? What would be some good scientific publications to read?
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How nerves interact with other cells? [closed]

I read in a book by Mick O'Hare, that injuries inflicted by electric current are caused by tension of your muscles. Is that explainable only with physics or nerves really use electrical signal as ...
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145 views

What are dreams, biologically?

Falling asleep or states of subconsciousness does not stop the mind from making its own fictional images. These seem like sensations just like those received from human eyes. But, how do we define ...
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166 views

Introductory book in genetics? [duplicate]

I am working in the field of neuroscience with a background in computer science. I try to find new ways of analyzing brain imaging data (mostly MRI, EEG, MEG, fMRI) with modern machine learning ...
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129 views

Is the autonomic nervous system only activated by internal stimuli?

My professor claims that the autonomic nervous system is only activated by stimuli from organs but I really feel like I've read that it can be activated by outside stimuli, although I'm not sure what ...
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131 views

Why do negative ions flow into a cell in an inhibitory synapse, even though a neuron has a negative resting potential?

In my spare time I have been reading an introductory Psychology textbook and this question came to my mind after reading about action potentials. I have no previous knowledge in chemistry so if I do ...
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254 views

Why does the human brain not overfit when training at some task?

One of the problems that occur during (artificial) neural network training is called overfitting. The error on the training set is driven to a very small value, but when new data is presented to ...
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351 views

Do rare earth metals actually repel sharks? [closed]

Stroud claims that sharks are effectively repelled by the use of rare earth metals in the water. There has even been a patent issued by the same author for rare earth-wrapped fish hooks to reduce the ...