blog posts If you don’t notice something within 1.5 seconds, you may never see it Nov 20, 2019 12:15 pm by New ScientistIllinois in the News Share on Facebook Tweet Email Images New Scientist (Nov. 20) 'The most natural (assumption) is that the longer an object is (in your field of view), the more opportunity you have to notice it. ... It seems not to help you very much,' says Illinois' Katherine Wood. Share on Facebook Tweet Email