Those playing the shoot -»em - up games saw a boost in their «contrast sensitivity function,» or the ability to discern subtle changes in the brightness of an image. (huffingtonpost.com)
Unlike their conventional counterparts, they only report changes in brightness for each pixel, ensuring perfectly sharp vision even during fast motion or in low - light environments. (sciencedaily.com)
That survey will image the entire visible sky every few nights, gathering data on billions of stars and how some of those stars change in brightness over time. (sciencedaily.com)