Leah Shaffer is a freelance science writer based in St. Louis, Missouri. Her stories have appeared in publications such as Wired, The Atlantic, Discover, NOVA Next and UnDark. She writes about biology, medicine and the weird critters inside and outside the human body.
Leah Shaffer
Freelance writer
From this contributor
Supplements, worms and stool: How families are trying to game the gut to treat autism traits
Scientists are playing catch-up as microbiome-based treatments for autism proliferate.
Supplements, worms and stool: How families are trying to game the gut to treat autism traits
By
Leah Shaffer
26 June 2019 | 16 min read
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Johannes Jaeger explains why we should care that brains and AI are not the same
From single cells to whole organisms, living beings must continuously regenerate themselves and judge what's important to continue living. Artificial intelligence does not and cannot.
Johannes Jaeger explains why we should care that brains and AI are not the same
From single cells to whole organisms, living beings must continuously regenerate themselves and judge what's important to continue living. Artificial intelligence does not and cannot.
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Paul Middlebrooks
1 July 2026 | 1 min read
What mosquitos lay bare about proprioception
By comparing the proprioceptive systems of mosquitos and fruit flies, Sweta Agrawal aims to uncover fundamental features of the ability to sense self-movement.
What mosquitos lay bare about proprioception
By comparing the proprioceptive systems of mosquitos and fruit flies, Sweta Agrawal aims to uncover fundamental features of the ability to sense self-movement.
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Calli McMurray
1 July 2026 | 5 min read
Recording warning: Common brain signal may be misunderstood
High gamma activity in electrophysiologic recordings reflects widespread neural activity, not merely local firing, as previously thought.
Recording warning: Common brain signal may be misunderstood
High gamma activity in electrophysiologic recordings reflects widespread neural activity, not merely local firing, as previously thought.
By
Claudia López Lloreda
30 June 2026 | 5 min read