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Called BRIGHTs, the tiny probes described in the online issue of Advanced Materials on Nov. 15, bind to biomarkers of disease and, when swept by an infrared laser, light up to reveal their location.
The circuit is designed to act as the controller in synthetic bacteria that monitor and modify their environment
Did you ever look at those zig zags on an electrical activity line and wonder what it meant? Surely nothing useful could be extracted from such a confusing thing.
- a slit in a tire to drain away surface water and improve traction.