Cells & Circuits

The brain’s ability to rebuild broken connections is the key behind recovering from brain injuries and strokes.
  • BrainFacts/SfN
Neuroscientist Suzana Herculano-Houzel explains how the human brain “lost” 14 billion neurons overnight.
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  • 10 min
Before neuroscientists can figure out what goes wrong in developmental brain disorders, they need to understand how the healthy brain develops.
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  • 5 min
This small group of cells help regulate your memories.
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Students can squish, build, and light up a neuron in this hands-on activity.
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The optical nerve carries light information to the visual processing center of the brain.
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When neurons meet, they have great chemistry.
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Calcium plays a key role in the fundamental processes underlying all cell communication.
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His drawings of brain cells helped kick off the field we know today.
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Your ability to recall the color of your childhood home depends on long-lasting changes to the connections between nerve cells.
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Even great visions require support.
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These cells help hit the brakes.
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3D Brain

An interactive brain map that you can rotate in a three-dimensional space.