News tagged with neuron activity

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Uncorrelated activity in the brain

Interconnected networks of neurons process information and give rise to perception by communicating with one another via small electrical impulses known as action potentials. In the past, scientists believed that adjacent ...

Jan 28, 2010 4.8 / 5 (9) 0 | with audio podcast

A pacemaker for your brain

By stimulating certain areas of the brain, scientists can alleviate the effects of disorders such as depression or Parkinson's disease. That's the good news. But because controlling that stimulation currently lacks precision, ...

Jun 28, 2010 5 / 5 (8) 2 | with audio podcast

A 3-D light switch for the brain

A new tool for neuroscientists delivers a thousand pinpricks of light to a chunk of gray matter smaller than a sugar cube. The new fiber-optic device, created by biologists and engineers at the Massachusetts ...

Nov 19, 2012 4.6 / 5 (8) 0 | with audio podcast