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Edition #149 · Thursday, September 17, 2026 · 3256 positive stories
Science & Breakthroughs

Researchers swap in human brain cells for a mouse's cortex

Ars Technica Science 2026-09-16
Researchers swap in human brain cells for a mouse's cortex

In recent years, there has been a lot of excitement about the potential for studying human diseases in what are called "organoids." These small patches of tissue, formed using stem cells, appear to produce many of the same cell types and at least some of the structures normally formed in actual organs, and thus can provide a better model for diseases that rely on the sometimes complex interactions among multiple specialized cell types that are a feature of the human body. But even the most sophi

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About Science & Breakthroughs coverage

The science section covers breakthroughs in medicine, physics, biology, and technology. We surface discoveries that expand what humanity can do, from new treatments reaching clinical trials to engineering feats that seemed impossible a decade ago. Every link goes to the original publisher so you can read the full study or press release yourself.

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