A landmark study from neurologists at Columbia University has described a new method to detect signs of consciousness in unresponsive brain-injured patients using a simple EEG scan. The research also ...

An electroencephalogram, or EEG, is a test that helps doctors diagnose problems with the brain’s electrical activity, such as seizures. An EEG test uses a special cap with electrodes to detect the ...

Smartphone apps and home equipment for scanning brainwaves could lead to a future in which governments or companies misuse such data as a way of decoding people’s personality traits, or detecting ...