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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How basic neuroscientists can connect with autistic people and their communities
A first-of-its-kind workshop offers a template for autism researchers who want to incorporate community perspectives into their work.
How basic neuroscientists can connect with autistic people and their communities
A first-of-its-kind workshop offers a template for autism researchers who want to incorporate community perspectives into their work.
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Juliana Chase, Hannah R. Monday, Lea Witkowsky
14 May 2026 | 6 min read
Long-sought walking circuit found in fruit flies
The neuronal circuit controlling repetitive locomotion patterns in any animal has been a mystery until now.
Long-sought walking circuit found in fruit flies
The neuronal circuit controlling repetitive locomotion patterns in any animal has been a mystery until now.
By
Natalia Mesa
13 May 2026 | 0 min watch
Crisis de financiación en Argentina desata nueva ola de protestas
Dos años luego de que colapsara la financiación para investigación del país colapsara, los científicos están manifestando en contra del incumplimiento del gobierno para restaurar becas cortadas previamente y aumentar salarios como lo establece una del 2025.
Crisis de financiación en Argentina desata nueva ola de protestas
Dos años luego de que colapsara la financiación para investigación del país colapsara, los científicos están manifestando en contra del incumplimiento del gobierno para restaurar becas cortadas previamente y aumentar salarios como lo establece una del 2025.
By
Claudia López Lloreda, Natalia Mesa
12 May 2026 | 5 min read