During an EEG test, technicians normally use rulers and pencils to mark up a person's head before gluing electrodes across ...

While electroencephalography (EEG) can provide a wealth of information on the electrical activity of an individual's brain, ...

EEG recordings used in neurology could be made simpler by replacing the usual electrodes, wires and gels with a tattoo ...

For the first time, scientists have invented a liquid ink that doctors can print onto a patient's scalp to measure brain ...

An e-tattoo applied to the scalp could record brain waves in the future. Even short hair does not interfere with the ...

A standard EEG test requires electrodes that come with pitfalls. A spray-on ink, capable of carrying electrical signals, avoids some of those.