Delia O’Hara


Delia O’Hara is an award-winning writer and journalist, a former longtime features reporter for the Chicago Sun-Times. Specialties include science, health care, profiles, education, history, culture and the arts for magazines and websites. She is presently a member of the National Association of Science Writers and the Association of Health Care Journalists. She is also a published short story writer. 

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Newly identified barrier cells seal off choroid plexus from CSF, rest of brain

A long-overlooked layer of fibroblasts exists inside the choroid plexus of mice and humans, adding complexity to the area’s compartmentalization.

By Claudia López Lloreda
3 April 2026 | 4 min read

‘Digital sphinx’ raises questions about connectome models

The sphinx, with a worm’s brain and a fly’s body, illustrates the potential pitfalls of using deep-learning techniques to model biological processes.

By Natalia Mesa
2 April 2026 | 5 min read

Taking a closer look at astrocytes and autism

These glial cells are increasingly linked to neurodevelopmental conditions and the regulation of social behaviors and anxiety.

By The Transmitter
2 April 2026 | 2 min read