Marta Zaraska


Marta Zaraska is a freelance science journalist whose work has appeared in The Washington Post, Scientific American and The Boston Globe, among other publications. She has written two literary novels and contributed to two travel books published by National Geographic. Her nonfiction book “Meathooked: The History and Science of Our 2.5-Million-Year Obsession With Meat,” was published in 2016 by Basic Books and chosen by Nature as one of “the best science picks” in March 2016.

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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
Neuroscientist Julieta Sztarker holds an open-air teach-in for the general public in Plaza Italia in Buenos Aires.

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

The silent majority: How astrocytes shape the brain across scales

Melissa Cooper talks to Mac Shine about her new work that reveals how these glial cells—long dismissed as the brain’s housekeepers—wire together in precise, long-range networks that remodel in response to experience.

By Mac Shine
12 May 2026 | 3 min read