Chemistry

Fritz Haber's ammonia synthesis feeds half of humanity. The same chemistry fueled World War I explosives—and he personally orchestrated chlorine gas warfare.

Double Nobel laureate Linus Pauling championed megadose vitamin C for decades despite mounting evidence. His story reveals how scientific prestige can amplify cognitive bias and resist correction.

DDT won a 1948 Nobel Prize for saving 500 million lives. By 1972, it was banned as an environmental catastrophe. Both verdicts were correct.

Thomas Midgley Jr.'s CFCs won a Nobel Prize before scientists discovered they were destroying Earth's ozone layer. A cautionary tale of chemistry's unintended consequences.

Barry Marshall drank bacteria to prove experts wrong. Discover the three structural patterns that reveal when a scientific consensus is about to shatter.