Participants are asked to stare at the white dot on the nose of the woman’s face. After 15 seconds, onlookers are instructed to glance at the blank space on the right-hand side of the image.

Jones is one of 28 contemporary artists in this drawing show. Forum represents them all. The pandemic shut the 60-year-old Park Avenue gallery down for several months. Sales have been sporadic for ...

A new optical illusion is proving a rival to 'The Dress'. It looks like a blue demon. But concentrate, and then look away — and it becomes a much less terrifying brunette.