Posts Categorized: electrodes

Tech Explained: Brain-Computer Interface

Discover how a brain-computer interface (BCI) enables a direct communication pathway between the brain and the objects to be controlled in our latest Tech Explained feature.

Device creates music using plants

A new device uses electrodes to let users listen to the sounds made by plants.

New method clears micropollutants from water

Researchers at MIT have developed an electrochemical system to remove very small concentrations of specific pollutants from water.

Ultrasound lets users whisper across distance

The University of Bristol’s Project Telepathy uses targeted ultrasound beams so users can talk quietly and privately to each other up to 30 metres apart.