The document discusses predictions for several fields in the future world including communication, medicine, cities, transport, food, wars, and the environment. Communication is predicted to become more accurate and advanced through technologies like cell phones and social networks. Medicine may see real-time patient monitoring, earlier disease diagnosis, and increased life expectancy for conditions like AIDS. Cities are envisioned as very large but compact with state-of-the-art infrastructure. Transport could include frictionless and fully automated vehicles with silent engines. However, threats from environmental disasters, food crises, and advanced weapons in wars pose risks to humanity.