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A new theoretical design using nanowires provides a way to hide devices from visible light.
UV-responsive dyes embedded in contact lenses can quickly adapt.
Ed Boyden is learning how to alter behavior by using light to turn neurons on and off.
The approach could ultimately be used to rapidly screen new drugs designed to protect brain cells.
A new study uses optogenetics to control beating heart cells, pointing the way toward a better pacemaker.
Scientists have found a way to use light to control blood sugar in mice.
The new design could lead to cheaper solar cells.