Scientists revive pig kidneys after year-long freezing  |  Military seeks shelf-stable blood to save lives in combat  |  US and China compete for lunar bases  |  Panama forest shows nature can restore rainforest  |  US GLP-1 Weight-Loss Drugs Pose Unclear Risks  |  Industrial AI Deployment Balances Innovation with Safety  |  AI’s limits in humanoid robots, portable dams tackle floods  |  Robots Still Struggle With Real-World Tasks