pa href="https://www.yahoo.com/lifestyle/one-67-actually-hear-apos-072256222.html"img src="http://l1.yimg.com/uu/api/res/1.2/e6QychBH6c4cdJhMXxW1eQ--/YXBwaWQ9eXRhY2h5b247aD04Njt3PTEzMDs-/http://media.zenfs.com/en-US/homerun/yourtango_760/a44207baaa93812de073f0cbbaa3a2cf" width="130" height="86" alt="Are You One Of The 67% Who Can Actually Hear This apos;Silentapos; GIF?" align="left" title="Are You One Of The 67% Who Can Actually Hear This apos;Silentapos; GIF?" border="0" /aThis past weekend, Lisa DeBruine — who identifies as a quot;Scientist interested in kinship, faces, evolution, open science, data, scicom, and codingquot; — from the University of Glasgow, posted this GIF on Twitter, asking whether quot;anyone in visual perception know[s] why you can hear this gif.quot;pbr clear="all"