Meghie Rodrigues

GEOLOGY

Oldest rocks in South America found in Bahia

3.65-billion-year-old material found in the Chapada Diamantina region

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ECOLOGY

Transgenic zebrafish found in streams in the Paraíba do Sul basin, Minas Gerais

More than a hundred specimens of the fluorescent zebrafish were captured by researchers

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Neuroscience

Epilepsy in vitro

Researchers use lab-grown mini-brains to simulate a type of epilepsy that is unresponsive to treatment

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