22/2/21 PNAS on Memory without a brain.

The ability to store and recover information gives an organism a clear advantage when searching for food or avoiding harmful environments, and has been traditionally linked to organisms that have a nervous system. Our new study challenges this view by uncovering the surprising abilities of a highly dynamic, single-celled organism to store and retrieve information about its environment.
Read more:
Encoding memory in tube diameter hierarchy of living flow network.
Mirna Kramar & Karen Alim,
Proc. Natl. Acad. Sci. U.S.A. 118 (10) e2007815118 (2021).
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