Medical research

Using light to reprogramme the brain's GPS

Neuroscientists at UCL have used laser beams to "switch on" neurons in mice, providing new insight into the hidden workings of memory and showing how memories underpin the brain's inner GPS system.

Neuroscience

High-speed microscope captures fleeting brain signals

Electrical and chemical signals flash through our brains constantly as we move through the world, but it would take a high-speed camera and a window into the brain to capture their fleeting paths.

Neuroscience

Optical stimulation causes marmosets to move their forelimbs

RIKEN neuroscientists have succeeded in getting marmosets to move their forelimbs when they shine laser light on the motor cortex—the brain region responsible for planning, conducting and controlling voluntary movements. ...

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