“Smart” eyewear — that can integrate augmented reality with your own, feed you live information about your surroundings and even be used in the operating room — is no longer the stuff of science ...

Near-infrared spectroscopy, or fNIRS, offers a way to monitor brain activity without surgery or radiation by tracking changes in blood flow and oxygenation. Light sources placed on the scalp send near ...

The layered model. Credit: Tufts University. Functional near-infrared spectroscopy (fNIRS) measuring how light is absorbed by blood in the brain has become a key method for inferring brain activity.

“Explore the new frontiers of emotions! Emotion recognition based on neural signals is leading the revolution of affective science.” By analyzing brain activity, we can glimpse the secrets of human ...

A three-layer model—with the first layer representing the combined scalp and skull layers, the second layer representing the subarachnoid space filled with cerebrospinal fluid (CSF), and the third ...