A century ago, pocket-sized supercomputers , self-driving cars and video calls were pure science fiction. Sequencing a genome in hours or chatting across continents in real-time seemed laughable. Yet, here we are—generating AI memes while checkout machines silently scan our grocery choices. The year 2025 has seen the world tackle an unexpected climate villain (cow burps) via methane-reducing supplements. Cattle release methane as they digest food, contributing a large portion of these emissions globally. Which begs the question: What seemingly impossible technologies might shape the future? Let’s discuss some now-unthinkable ideas that could do just that. Faster-than-light travel: This could…