Brain and cognitive sciences

An unforgettable life

May 14, 2013

An unforgettable life

by 

Anne Trafton, MIT News Office

In 1953, a young man named Henry Molaison underwent an experimental operation that doctors hoped would control his frequent epileptic seizures.

Compulsive no more

June 6, 2013

Compulsive no more

by 

Anne Trafton, MIT News Office

By activating a brain circuit that controls compulsive behavior, MIT neuroscientists have shown that they can block a compulsive behavior in mice — a result that could help researchers develop new

Controlling genes with light

July 22, 2013

Controlling genes with light

by 

Anne Trafton, MIT News Office

Although human cells have an estimated 20,000 genes, only a fraction of those are turned on at any given time, depending on the cell’s needs — which can change by the minute or hour.

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