Neuroscience

When unconscious, the brain is anything but 'silent'

The cerebral cortex is thought to be the seat of conscious processing in the brain. Rather than being inactivated, specific cells in the cortex show higher spontaneous activity during general anesthesia than when awake, and ...

Ophthalmology

Allowing blind people to see again with a wireless implant

Being able to see without eyes sounds like a miracle, but in the not-too-distant future, a new brain chip could allow the blind and visually impaired to perceive images again. Ph.D. student Adedayo Omisakin worked on wireless ...

Biomedical technology

Microfabricated thin-film electrodes show therapeutic promise

Earlier this year, thin-film microgrid arrays developed at Lawrence Livermore National Laboratory (LLNL) and used in neurologist Jon Kleen's patients at the University of California, San Francisco (UCSF) showed that hippocampal ...

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