Summary: Technique could be used to detect light or electrical fields in living tissue.
![](https://www.braininitiative.org/wp-content/uploads/2018/11/MIT-MRI-Light-Detect-01_0.jpg)
MIT engineers have developed a sensor that can be used to measure optical and electrical signals in the brain, using MRI. Credit: Felice Frankel
MIT engineers have developed a sensor that can be used to measure optical and electrical signals in the brain, using MRI. Credit: Felice Frankel
Summary: Technique could be used to detect light or electrical fields in living tissue.