Looming Looming Looming is a term found in the study of perception, as it relates directly to psychology. Looming refers to the rapid expansion in the size of any given image. As the image becomes increasingly large on the perceiver's retina, i.e., when an object "looms", there is an automatic physiological response to perceive the object as an approaching object or surface, instead of one that is stationary or receding. Evidence indicates that looming perception is not limited to the visual modality, but can occur due to auditory or even tactile stimuli. There is a different type of mirage that is
Road speed limits in the United Kingdom whilst unladen) are prohibited on safety grounds and drivers are expected to not cause unnecessary obstruction by driving unusually slowly. According to the government, speed limits are used to help achieve appropriate traffic speeds for safety, and environmental and accessibility reasons. The Department for Transport state that "speed limits play a fundamental role" in the effective management of traffic speeds in relation to the safety of both drivers and all other road users. The 30 mph (48 km/h) speed limit in built-up areas was introduced in 1934 in response to high casualty levels. The 70 mph (112 km/h) limit on