Update src/main.py

src/main.py

@@ -244,7 +244,8 @@ class AICoScientist:
                     refined_hypotheses[j]["proximity"] = proximity_result
                     refined_hypotheses[j]["feedback"] = feedback
                     refined_hypotheses[j]["iteration"] = i + 1
-                    self.logger.info(f"Refined hypothesis {j+1}: {evolved['hypothesis'][:100]}...")
+                    main_text = evolved.get("hypothesis", evolved.get("statement", ""))
+                    self.logger.info(f"Refined hypothesis {j+1}: {main_text[:100]}...")
                 else:
                     self.logger.warning(f"Refined hypothesis {j+1} was too far from research goal (score: {proximity_result['proximity_score']})")