As cases have hit record levels, scientists in the US are racing to pinpoint where the Cyclospora parasite entered the food supply. Nature spoke to two scientists to learn more about the outbreak and how health officials are responding.

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1. #1

   What do you do after you’ve been to the Moon and back? Flying in space is a hard act to follow, but many astronauts have forged thriving post-space careers by redirecting their im…

   Nature PortfolioNature Portfolio @NaturePortfolio · 2026-07-26

   
2. #2

   The number of chicks in the Coulman Island emperor penguin colony decreased by around 69% in 2025, according to research in Communications Earth & Environment. The study sugge…

   Nature PortfolioNature Portfolio @NaturePortfolio · 2026-07-25

   
3. #3

   A newly identified snake species found in Brazil may be the earliest-known snake to have diverged from the stem line, according to research in Nature.

   Nature PortfolioNature Portfolio @NaturePortfolio · 2026-07-24

   
4. #4

   A paper in Nature presents observations of what may be the first known three-tiered hierarchical system — a satellite orbiting a brown dwarf, which in turn orbits a star. It remai…

   Nature PortfolioNature Portfolio @NaturePortfolio · 2026-07-23

   
5. #5

   A paper in Nature Communications reports the detection of what may be the remnants of a companion to the star that exploded to form IC 443, also known as the Jellyfish nebula.

   Nature PortfolioNature Portfolio @NaturePortfolio · 2026-07-22

   
6. #6

   A study in Nature Communications finds evidence of effects of loneliness and social isolation on poorer mental health and wellbeing, and effects of loneliness on poorer general he…

   Nature PortfolioNature Portfolio @NaturePortfolio · 2026-07-21

   

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