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Atlas maps how aging reshapes cells — Level B2 — Two desert mice on a light background
27 Feb 2026

Atlas maps how aging reshapes cells

Scientists at Rockefeller University profiled nearly 7 million cells from 21 organs in mice at three ages. The atlas reveals cell-type shifts, coordinated changes across organs, strong sex differences and genomic sites linked to immunity.

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Photo by The New York Public Library, Unsplash

Leaf light reveals tree gene activity — Level B2 — forest during daytime
4 Feb 2026

Leaf light reveals tree gene activity

Researchers at the University of Notre Dame, funded by NASA, found that leaf reflectance correlates with gene expression. This link could let aircraft or satellites map tree stress across whole forests, enabling faster interventions.

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Marburg outbreak in Kigali, Rwanda — Level B2 — a group of people walking down a street next to tall buildings
6 Feb 2025

Marburg outbreak in Kigali, Rwanda

In July 2024 Rwanda detected its first Marburg outbreak in Kigali, starting among health workers. Authorities and the WHO led a fast response with genomic tests and treatments; most confirmed cases recovered and the outbreak ended in November.

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