— Declin­ing intel­li­gence in old age linked to visu­al pro­cess­ing (Sci­ence Daily): “Researchers have uncov­ered one of the basic process­es that may help to explain why some peo­ple’s think­ing skills decline in old age… “The results sug­gest that the brain’s abil­i­ty to make cor­rect deci­sions based on brief visu­al impres­sions lim­its the effi­cien­cy of more com­plex men­tal…