1.0The Human Sparkhttps://www.pbs.org/wnet/humansparktanner veahttps://www.pbs.org/wnet/humanspark/author/tanner-vea/rich600338<blockquote class="wp-embedded-content" data-secret="i8a9fU3WZg"><a href="https://www.pbs.org/wnet/humanspark/uncategorized/electrical-stimulation-may-improve-learning/33/">In the News: Electrical Stimulation May Improve Learning</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.pbs.org/wnet/humanspark/uncategorized/electrical-stimulation-may-improve-learning/33/embed/#?secret=i8a9fU3WZg" width="600" height="338" title="“In the News: Electrical Stimulation May Improve Learning” — The Human Spark" data-secret="i8a9fU3WZg" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://www.pbs.org/wnet/humanspark/wp-includes/js/wp-embed.min.js /* ]]> */ </script> Photo courtesy of Brain Stimulation Unit, National Institute of Neurological Disorders and Stroke The brain uses electrical signals to transmit messages along its cells. What happens if you add some external electricity to the process? Transcranial Direct Current Stimulation basically does just that – an electrical current is applied to the head and passed to […]https://www.pbs.org/wnet/humanspark/files/2008/07/286-news-transcranial1.jpg