Leto Sapunar is a freelance science journalist covering physics, space, climate and science accountability since 2020. He has been writing for Popular Science since early 2021, and his work can also be found in Scientific American, Inside Climate News and Retraction Watch, among other outlets.
Leto Sapunar
From this contributor
Pinning hope to ketamine
Doctors can prescribe it, but evidence that ketamine eases autism traits is still preliminary.
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The relationship between structure and function in cortical networks
Michael Reimann explains how the shape of neurons puts strong constraints on how they are wired in a network, and how this affects their structure-function relationships.
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Gaute Einevoll
28 October 2026 | 138 min listen
How brains prevent ‘catastrophic forgetting’
Dendrite-specific inhibition lets overlapping neuronal assemblies form across brain areas without erasing existing memories, a new modeling study suggests.
How brains prevent ‘catastrophic forgetting’
Dendrite-specific inhibition lets overlapping neuronal assemblies form across brain areas without erasing existing memories, a new modeling study suggests.
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Natalia Mesa
28 October 2026 | 6 min read