News tagged with stimuli

Carving memories at their joints

How the brain decides when to modify old memories and when to carve new memories is revealed in a study published this week in PLOS Computational Biology.

Nov 06, 2014
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Waking up the visual system

The ways that neurons in the brain respond to a given stimulus depends on whether an organism is asleep, drowsy, awake, paying careful attention or ignoring the stimulus. However, while the properties of ...

Oct 03, 2014
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Surprising new role for calcium in sensing pain

When you accidentally touch a hot oven, you rapidly pull your hand away. Although scientists know the basic neural circuits involved in sensing and responding to such painful stimuli, they are still sorting ...

Sep 02, 2014
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