Mars Climate Clue: NASA’s Perseverance rover says scattered white rocks in Jezero Crater look like kaolinite, pointing to long-lasting warm, wet conditions that could have supported ancient life. AI in Medicine: A Texas trauma-care AI effort targets dangerous transfer delays for rural patients, aiming to speed up who gets to the right specialists. Alzheimer’s Genetics: A new study maps 3D genome changes in brain cells tied to Alzheimer’s, suggesting fresh targets beyond amyloid and tau. Microscopy Leap: Researchers unveil SPIFFI, a super-resolution fluorescence method designed to capture fast cell activity from a single exposure. Energy Tech: Chinese scientists report an oil “molecular refining” approach that could cut refining energy use by about 90%. Policy & Safety: California expands rules on AI use for children, while South Africa’s president urges BRICS to set up independent AI evaluation. Biodiversity & Earth: Scientists track a massive Chesapeake Bay algae bloom and warn about hidden climate damage from recent wildfires. Science Integrity: A Bangladesh lemur claim is challenged for lacking scientific ID links between stolen animals and those allegedly found in India.