
AI Consensus, Martian Gem, and Biodiversity's Diet Challenge
This week’s science roundup highlights: AI agents spontaneously reach a consensus in a controlled experiment, Perseverance reveals corundum gemstones on Mars, dolphins in Australia’s waters demonstrate shell-assisted hunting, a PNAS study links vegetable biodiversity to healthier diets as varieties decline, and early human data suggest fecal microbiota transplants could help treat peanut allergies; plus drought-driven heat threatens Pinot Noir and other wine regions.













