Sensory systems must maintain sensitivity to small gradations in their inputs despite huge ranges in the absolute strength of those inputs, a combined requirement that far outstrips the limited ...

Please provide your email address to receive an email when new articles are posted on . “Optic neuritis (ON) detection is important for the early diagnosis and management of multiple sclerosis and ...

Researchers have explored the brain neuronal mechanism that allows the perception of familiar images even if they are indistinct. They found that the number of neurons responding to low-contrast ...

The appearance of objects can often change. For example, in dim evenings or fog, the contrast of the objects decreases, making it difficult to distinguish them. However, after repeatedly encountering ...