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Technology

Sweat ducts could bounce emotions to remote device

9 April 2008

COULD sweat pores act as tiny antennas capable of beaming our emotions to a remote detector?

and colleagues at the Hebrew University of Jerusalem in Israel beamed 100 gigahertz electromagnetic waves at the palms of subjects after exercise and then as they relaxed back to a calm state (). The intensity of the reflected waves varied with subjects’ sweat levels, and with their heart rate and blood pressure, indicating that the technique might be used to detect stress and other emotions remotely.

In 2006 the US Department of Defense announced plans…

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