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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‘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.
‘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.
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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.
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These glial cells are increasingly linked to neurodevelopmental conditions and the regulation of social behaviors and anxiety.
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The Transmitter
2 April 2026 | 2 min read
Neuro’s ark: Sounding out the evolution of hearing with geckos
Catherine Carr explains her discovery that geckos retain a vibration-sensing pathway previously thought to be lost when animals moved onto land.
Neuro’s ark: Sounding out the evolution of hearing with geckos
Catherine Carr explains her discovery that geckos retain a vibration-sensing pathway previously thought to be lost when animals moved onto land.
By
Helena Kudiabor
1 April 2026 | 5 min read