A subject wearing the e-tattoo while answering test questions. Credit: Device H Huh et al. Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent every weekday.

Alice Gibbs is a Newsweek Senior Internet Trends & Culture Reporter based in the U.K. For the last two years she has specialized in viral trends and internet news, with a particular focus on ...

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A newly developed face tattoo can see when the brain is working too hard – which it probably is, according to the researchers who developed it. The new electronic device sits on the face and is ...

They were surprised to find tattoos on both cheeks of the mummy’s face, including three straight running lines from the ear to the mouth. They also found a wrist tattoo in the shape of an S.

or "e-tattoo," on the person's face. In a study posted in the science journal Device, the team of researchers wrote that they found e-tattoos to be a more cost-effective and simpler way to track ...

This is not what Rob and Doug Ford, circa 2010, would ever have condoned. And it flies in the face of the Ford Nation brand.

A temporary electronic forehead tattoo that wirelessly measures brainwaves and eye movement may offer an accurate measurement of mental workload (MWL) and mental strain, new research suggested.

Researchers gave participants face tattoos that can track when their brain is working too hard. Published in the journal Device, the study introduces a non-permanent wireless forehead e-tattoo ...