IN a recent article 1 I described some striking effects of visual stimulation by regular patterns. The principal feature of these is the appearance of what may be called a ‘complementary pattern’ the ...

Faced with images that break the expected pattern, like a do not enter sign where a stop sign is expected, how does the brain react and learn compared to being shown images which match what was ...

Regular expressions give Tim Patrick the creeps, but he overcame his fears by discovering specially crafted regex patterns can access data in a way that’s actually kind of cool. I've always been ...