The ear-EEG utilizes integrated electrodes to measure tiny voltage changes on the skin in the ear canal, which correspond to the electrical activity of the brain

Sleeping while wired up with a full EEG cap would be hard enough here on Earth, but can you imagine trying to do so in the zero-gravity environment of outer space? It could be quite awkward, which is why an earbud has been designed to serve the same purpose.

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Category: Wearables, Technology

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