Category Archives: Electromagnetics

Kinect-Controlled Tesla Coils: The Evil Genius Simulator

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Bacteria on the Radio: DNA Could Act as Antenna

Can bacteria generate radio waves? On the face of it, this seems an unlikely proposition. Natural sources of radio waves include lightning, stars and pulsars while artificial sources include radar, mobile phones and computers. This is a diverse list. So … Continue reading

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Skull electrodes give memory a boost

The first non-invasive way of stimulating the brain that can boost visual memory has been identified by scientists. The technique uses transcranial direct current stimulation (tDCS), in which weak electrical currents are applied to the scalp using electrodes, reports the … Continue reading

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