The folded surface of the human brain, although striking, continues to evade understanding. Experiments with swelling gels now fuel the notion that brain folding is modulated by physical forces, and not by genetic, biological or chemical events alone.
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Kuhl, E. Unfolding the brain. Nature Phys 12, 533–534 (2016). https://doi.org/10.1038/nphys3641
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DOI: https://doi.org/10.1038/nphys3641
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