Professor Sun Yonghua (front) shows zebrafish disease models to members of his research team in the laboratory at the China Zebrafish Resource Center in Wuhan, Hubei province. CHINA DAILY The ...

Swimming in a fishbowl 380 kilometers above Earth, they flipped, spun, and struggled to find their bearings — until they adapted. For 43 days in 2024, four zebrafish orbited China’s Tiangong space ...