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Now, a team of scientists has introduced a stunning upgrade. They’ve created a liquid ink that can be sprayed directly onto a ...

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

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

A temporary head tattoo printed directly on the scalp has provided a "hair-friendly" solution for measuring brainwaves. A ...

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The technology offers a promising alternative to the cumbersome process currently used for monitoring brainwaves and ...

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Team Get the best value for your money on Cyber Monday with top product picks and shopping advice ... but they shouldn't go for a swim. An all-in-one colour printer that does away with traditional ink ...

There are all types of gutter guards. Good ones keep your gutters clean and can eliminate flooding and damage to your home. But Consumer Reports' tests find some don’t work well.