Top 10 most expensive technological achievements in human history

The article outlines the top 10 most expensive technological achievements in human history, emphasizing that these monumental projects represent humanity’s collective ambition and collaboration rather than individual efforts. Leading the list is the International Space Station (ISS), costing $150 billion, assembled over more than a decade by 15 nations. The ISS not only serves as a space laboratory but has also driven innovations like memory foam and advanced water filtration systems. Following the ISS is ITER, an ambitious nuclear fusion reactor under construction in France, with costs estimated between $22 and $65 billion. ITER aims to produce more energy than it consumes, potentially revolutionizing clean energy and ending fossil fuel dependence. Other notable entries include the Hubble Space Telescope ($13–14 billion), which has vastly expanded our understanding of the universe and contributed to medical imaging technologies; the Gerald R. Ford-class aircraft carrier ($13 billion), the most expensive warship designed primarily for military deterrence; and the James Webb Space Telescope ($9.7–10.8 billion