The standard electroencephalography (EEG) tests are a cumbersome process. Patients must sit still for hours, their heads covered in wires and sticky electrodes. But now, scientists have advanced brain ...

They developed a liquid ink that doctors can print onto a patient’s scalp to measure brain activity. The post Scientists ...

Feeling stressed? Overworked? A new forehead-mounted electronic tattoo may soon offer real-time insights into your mental state. Researchers at the University of Texas at Austin have developed a ...

For the first time, scientists have invented a liquid ink that doctors can print onto a patient’s scalp to measure brain activity. The technology, presented December 2 in the Cell Press journal Cell ...

Tattoo ink doesn’t just sit inertly in the skin. New research shows it moves rapidly into the lymphatic system, where it can ...