Headshot of Maris Fessenden.

Maris Fessenden

Contributing writer
Freelance

Maris Fessenden is a freelance journalist and illustrator based in Bozeman, Montana. They report and write about scientific methods, genetics, health, wildlife and ecology, and the intersection of science and art.

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Research image of the association cortex.

Cortical territories compete in developmental space race

Sensory and association regions are established through a reciprocal process, according to a new model of cortical development.

By Holly Barker
30 July 2026 | 5 min read
Dendrite.

Dendrites compute independently of cell body

Depending on their distance from the cell body, dendrites play different roles in learning and memory.

By Natalia Mesa
29 July 2026 | 5 min read