Cells & Circuits

Our brain and nervous systems are always at work, helping to balance the body’s many intricate systems.
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Glycinergic neurons stops your muscles from making too many moves.
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Researchers are developing a first-of-its-kind blood test to identify the biomarkers for pain, which could improve pain treatment.
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The human brain is wired for complex communication — just right for moving speeches and zingy one-liners.
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There’s a lot that happens between neurons. Neuroscientist John Morrison explains what happens in the space that neurons learn.
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  • 2 min
Take a closer look at the layers that make a strong core.
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Neuroscientist John Morrison explains what really happens to our brain cells as we age.
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  • 1 min
Oligodendrocytes keep electrical signals in the brain and spinal cord strong.
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In the human retina, low-light-sensitive rods outnumber color-sensing cones by about twenty to one.
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The six layers of cells comprising the cerebral cortex are responsible for some of the most complex functions in the brain.
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Bundles of extra-long axons transmit signals from eyes to brain.
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Neuroscientist Nick Spitzer explains gene expression and how it helps your body’s cells function.
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  • 1 min

3D Brain

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