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Change blindness. Example of images that can be used in a change blindness task. Although similar, the two images have a number of differences. Change blindness is a perceptual phenomenon that occurs when a change in a visual stimulus is introduced and the observer does not notice it. For example, observers often fail to notice major ...
Accommodation is the process by which the vertebrate eye changes optical power to maintain a clear image or focus on an object as its distance varies. In this, distances vary for individuals from the far point —the maximum distance from the eye for which a clear image of an object can be seen, to the near point —the minimum distance for a ...
"Ticket to Ride" is a song by the English rock band the Beatles, written primarily by John Lennon and credited to Lennon–McCartney. Issued as a single in April 1965, it became the Beatles' seventh consecutive number 1 hit in the United Kingdom and their third consecutive number 1 hit (and eighth in total) in the United States, and similarly topped national charts in Canada, Australia and ...
We've all grown up thinking that sitting too close to the television is damaging to our eyes ... but that might not be the case. Technology spawns lots of confusion ... and a few affectionately ...
Rod cells are photoreceptor cells in the retina of the eye that can function in lower light better than the other type of visual photoreceptor, cone cells. Rods are usually found concentrated at the outer edges of the retina and are used in peripheral vision. On average, there are approximately 92 million rod cells (vs ~6 million cones) in the ...
The breaking community wants the world to give b-girl Raygun a break as the Paris Olympics wrapped up. The sport made its Olympic debut in Paris — it might never be back — and one of the ...
Blue light, a type of high-energy light, is part of the visible light spectrum. High-energy visible light (HEV light) is short-wave light in the violet/blue band from 400 to 450 nm in the visible spectrum, which has a number of purported negative biological effects, namely on circadian rhythm and retinal health (blue-light hazard), which can lead to age-related macular degeneration.
The colored part of the eye is Hair color is the same way, sometimes, babies are born with very light colored hair that gradually darkens. Why your hair and eye colors change