Neuroscience

Scientists visualize the connections between eye and brain

Most of the human brain's estimated 86 billion nerve cells, or neurons, can ultimately engage in a two-way dialogue with any other neuron. To shed more light on how neurons in this labyrinthine network integrate information—that ...

Neuroscience

Cell death in retina helps tune our internal clocks

(Medical Xpress)—With every sunrise and sunset, our eyes make note of the light as it waxes and wanes, a process that is critical to aligning our circadian rhythms to match the solar day so we are alert during the day and ...

Ophthalmology

New insight into eye diseases

Many diseases that lead to blindness, such as glaucoma and macular degeneration, are caused by the death of certain cells in the human retina that lack the ability to regenerate. But in species such as zebrafish these cells, ...

Neuroscience

From retina to cortex: Unexpected division of labor

Neurons in our brain do a remarkable job of translating sensory information into reliable representations of our world that are critical to effectively guide our behavior. The parts of the brain that are responsible for ...

Neuroscience

Researchers find surprising relationships in brain signaling

If the violins were taken away from the musicians performing Beethoven's 9th symphony, the resulting composition would sound very different. If the violins were left on stage but the violinists were removed, the same mutant ...

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