Devices made with cheap strips of paper have outperformed two other testing methods in detecting malaria infection in asymptomatic people in Ghana – a diagnostic advance that could accelerate efforts to eliminate the disease, researchers say.

It’s been long established that our working memory, which allows us to temporarily hold and use information, such as remembering a phone number or a shopping list, is largely driven by the brain’s prefrontal cortex. However, new research finds that the part of the brain used in visual processing plays a much more critical role in working memory than previously thought.