‘Cellborg’ merges microbe and machine

From MSNBC:Bacterium_2

Fully merging microbe and machine for the first time, scientists have created gold-plated bacteria that can sense humidity. The breakthrough is the first “cellborg,” heralding what might become an array of devices that could sense dangerous gases or other hazardous substances. The bioelectronic device swells and contracts in response to how much water vapor is in the air.

More here.