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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Photo collage featuring Tempest McDonald.

When autistic kids grow up, Chapter 3: Would there be data?

Tempest McDonald takes a postdoctoral position at Vanderbilt University. Researching her paper accusing the National Institutes of Health of discrimination threatens everything she has built.

By Brady Huggett
18 June 2026 | 27 min listen
Two infants.

Cousin comparison parses genetic effects in autism

The approach helps reveal whether maternal genes contribute directly to autism in children or have indirect effects on the prenatal environment.

By Charles Q. Choi
18 June 2026 | 4 min read
A white brain model is surrounded by bright, detached sensory organs mounted on colorful wires.

Single-neuron recordings zoom into ‘blurry map’ of human motor cortex

The motor cortex is organized into an "intermixed jumble of tiles" to generate meaningful movement.

By Claudia López Lloreda
17 June 2026 | 5 min read