Neuroscience

Parts of brain can switch functions: study

(PhysOrg.com) -- When your brain encounters sensory stimuli, such as the scent of your morning coffee or the sound of a honking car, that input gets shuttled to the appropriate brain region for analysis. The coffee aroma ...

Neuroscience

Younger brains are easier to rewire

About a decade ago, scientists studying the brains of blind people made a surprising discovery: A brain region normally devoted to processing images had been rewired to interpret tactile information, such as input from the ...

Neuroscience

Blind people use both visual and auditory cortices to hear

(PhysOrg.com) -- Blind people have brains that are rewired to allow their visual cortex to improve hearing abilities. Yet they continue to access specialized areas to recognize human voices, according to a study published ...

Medical research

How light triggers brain activity

Optogenetics uses light to control brain processes. It is based on light-controlled proteins such as channelrhodopsin-2, an ion channel that opens when it's exposed to light, thus activating cellular processes. In collaboration ...

Neuroscience

Making sense of how the blind 'see' color

What do you think of when you think of a rainbow? If you're sighted, you're probably imagining colors arcing through the sky just after the rain.

Other

Exploring the potential of human echolocation

People who are visually impaired will often use a cane to feel out their surroundings. With training and practice, people can learn to use the pitch, loudness and timbre of echoes from the cane or other sounds to navigate ...

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