The whole archive
Every subject, and what moved in it
259 entries across ten subjects. Each one carries the year the mainstream position shifted, the kind of change it was, and the sources that settled it.
Planets demoted, new worlds found, and a universe that keeps getting bigger and stranger than the one on your classroom poster.
Latest changeNew asteroids and cosmic explosions are found slowly, a handful at a time2026
Biology
40Feathered dinosaurs, rewritten family trees, and gene counts that shrank by an order of magnitude.
Latest changeGiant prehistoric insects could only exist because the air held more oxygen2026
Food pyramids retired, fats rehabilitated, and dietary rules your health class stated as law that have since been rewritten.
Latest changeThe GLP-1 weight-loss drugs are injections; they can't be made into an ordinary pill2026
New elements on the periodic table, redefined kilograms, and particles your textbook called hypothetical.
Latest changeThe tokamak is the only serious path to fusion; the stellarator is a scientific curiosity2025
Countries that didn't exist when you graduated, capitals that moved, and oceans that got official names.
Latest changeThe body of water south of the US is the Gulf of Mexico2025
History
24Discoveries and re-readings that changed the story: not because the past changed, but because the evidence did.
Latest changeThe charred Herculaneum scrolls can never be read2026
The computer lab curriculum with the shortest shelf life of any subject in school.
Latest changeNo human has traveled beyond Earth orbit since 1972, and none will for the foreseeable future2026
Medicine
42Ulcers, appendixes, and tonsils: medical facts your school confidently taught that clinical evidence overturned.
Latest changeA drug can switch a protein off, but it can't make the body throw the protein away2026
Reclassified clouds, recounted continents, and a planet that turned out to be more dynamic than the diagram.
Latest changeEarth's inner core is a solid, rigid ball of iron2025
Grammar rules, word counts, and cultural 'facts' that dictionaries and style guides quietly walked back.
Latest changeInternet slang isn't real English2025