Headshot of Olivia Gieger.

Olivia Gieger

Former news reporting intern
The Transmitter

Olivia Gieger is a science reporter and was The Transmitter’s news reporting intern in the summer of 2024. She is completing her M.A. in journalism in New York University’s Science, Health and Environmental Reporting Program. There, she has covered emergency medicine, conservation ecology and climate attribution science. Her work has appeared in Inside Climate NewsForbes and Scienceline.

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Cortical organoids from the anterior (green) or posterior (red) cortex.

Polarized cortical organoids mimic the brain’s regional organization

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Research diagram of gene expression.

Prefrontal cortex has three transcriptomic acts across human lifespan, new atlas suggests

Various genes show distinct exits and entrances with age in the open-source dataset, the largest of its kind to date.

By Siddhant Pusdekar
23 September 2026 | 5 min read

Microglia scoop out garbage from inside neurons

Through a newly identified process called skoupocytosis, neurons recruit the immune cells to remove cellular waste they find hard to deal with themselves.

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