Lauren Gravitz is a freelance writer and editor in Hershey, Pennsylvania, who covers health, medicine, science and the environment. Her stories have appeared in Nature, Aeon, The Economist, Technology Review, O, The Oprah Magazine and Discover, among others.
Lauren Gravitz
Freelance Writer
From this contributor
A brief history of precision self-scanning
When a researcher solved a logistical problem by going rogue, the idea proved remarkably infectious.
A brief history of precision self-scanning
By
Lauren Gravitz
21 January 2026 | 13 min read
At the intersection of autism and trauma
Autism and post-traumatic stress disorder share many traits, but the connection between them was largely overlooked until now.
Autism’s drug problem
Many people on the spectrum take multiple medications — which can lead to serious side effects and may not even be effective.
Lack of DNA modification creates hotspots for mutations
The absence of a chemical alteration called methylation on some stretches of DNA makes them especially prone to mutations, according to a paper published in PLoS Genetics in May.
Lack of DNA modification creates hotspots for mutations
By
Lauren Gravitz
28 June 2012 | 4 min read
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Purkinje cells evolved to have increasingly complex architecture
An increasing proportion of the cerebellar neurons acquired multiple primary dendrites in humans and other apes, according to a comparison of 11 primate species.
Purkinje cells evolved to have increasingly complex architecture
An increasing proportion of the cerebellar neurons acquired multiple primary dendrites in humans and other apes, according to a comparison of 11 primate species.
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Siddhant Pusdekar
16 July 2026 | 5 min read
Making waves: Sleep-like brain activity in awake mice lowers sleep need, boosts memory
Alternating on/off firing patterns don’t just characterize deep, slow-wave sleep, they drive some of its restorative benefits, new findings suggest.
Making waves: Sleep-like brain activity in awake mice lowers sleep need, boosts memory
Alternating on/off firing patterns don’t just characterize deep, slow-wave sleep, they drive some of its restorative benefits, new findings suggest.
By
Alissa de Chassey
16 July 2026 | 4 min read
Is our intelligence rooted in how living organisms are organized?
Kathryn Nave explains how a concept called constraint closure may be fundamental to understanding brains, minds and cognition.
Is our intelligence rooted in how living organisms are organized?
Kathryn Nave explains how a concept called constraint closure may be fundamental to understanding brains, minds and cognition.
By
Paul Middlebrooks
15 July 2026 | 1 min read