Prime Time  from 13c to 21c

<<

13c
1277, Lou and land mine +

15c
1453, Mehmed the Conqueror and the mortar +
1489, Widmann and the minus sign +

16c
|1543, Copernicus and heliocentrism +
|1553, Day and the exclamation mark +
1597, Shakespeare, and Romeo and Juliet

17c
1621, Harriot and the greater-than sign +
1621, Harriot and the less-than sign +
1621, Oughtred and the slide rule +
1621, Pilgrims and Thanksgiving Day in the New World, the +
1637, Descartes and Cartesian coordinate system +
1637, Descartes and "I think, therefore I am" +
1637, Descartes and mind-body dualism +
1637, Descartes, and the knowns and the unknowns +
1657, Huygens and the pendulum clock +

18c
1709, Cristofori and the piano +
1733, Hales and blood pressure +
1783, J. Mitchell and black holes +
1787, Washington and the US Constitution +
1789, France and French fries +
1789, Guillotin, a lobbyist for the use of the guillotine +
1789, Klaproth and uranium +
1789, Ransome and the cast iron plow +
1789-1797, Washington and the first President of the US +

19c
1801, Union Flag: superimposed crosses of St. Andrew, St. George, and St. Patrick +
1823, Berzelius and silicon +
1831, Faraday and electromagnetic induction +
1831, Faraday and the electric generator +
1831, Thomsen and the Three-age System +
1847, des Estivaux and the pencil sharpener +
1847, Semmelweis and hand washing +
1847, Sobrero and nitroglycerine +
|1861, Broca and Broca's area +
|1861, Erlenmeyer and the conical flask +
|1861, Otis and the elevator +
|1861, Sommelier and the pneumatic drill +
|1867-1873, 1878-1891, Macdonald, the first PM of Canada +
|1867, Nobel and dynamite +
|1871, Darwin and The Descent of Man -
1873, J. Davis, Strauss, and blue jeans +
|1877, Berliner and the microphone +
|1877, Edison and the phonograph +
|1877, Heyl and the stapler +
|1877-1965, USA and Jim Crow laws -
|1879, Edison and the incandescent lamp +
|1879, Fahlberg, Remsen, and saccharin +
|1879, Jehovah's Witnesses and The Watchtower -
|1879, Ritty and the cash register +
|1879, S. Fleming and the Standard Time +
|1879, Siemens and the electric railway +
|1889, Bernina Hotel, Switzerland and the electric oven +
|1889, Cochran and the dishwasher +
|1889, Eastman and photographic film +
|1889, Koechlin, Nouguier, and the Eiffel Tower +
|1889, Maybach and the V-engine +

20c
1901, Gillette and the safety razor +
1901, Landsteiner and blood types +
1901, Nobel and the Nobel Prize +
1901, Prescott and the clothoid loop +
1901, Rubel and offset printing +
1907, Adler and Inferiority Complex +
1907, Doumar and the ice cream cone +
1907, Baekeland and bakelite +
1907, Hurley Machine Co. and the clothes washer +
1907, Montessori and the Montessori method +
1907, Spangler and the electric vacuum cleaner +
1907, Times Square and New Year's Eve ball drop +
1913, Clarke and mustard gas +
1913, Fabry, Buisson, and the ozone layer +
1913, Ford and the assembly line +
1913, Marston and the lie detector +
1913, McCollum and vitamin A +
1913, Soddy and isotopes +
1913, Wynne and the crossword puzzle +
1931, Chertovsky and the pressure suit +
1931, Harger and the breathalyzer +
1931, Jansky and radio astronomy +
1931, Key, Smith, and The Star-Spangled Banner +
1933, Baade, Zwicky, and the neutron star +
1933, C. L. Hull and hypnosis +
1933, Gibson, Fawcett, and polyethylene +
1933-1945, Hitler and Nazi Germany -
1933, Lancefield and serotyping +
1933, R. Gibson, Fawcett, and PE +
1933, Rohm and Plexiglass +
1933, Siegel, Shuster, and Superman +
1949, Christiansen and Lego +
1949, Libby and radiocarbon dating +
1949, Liebherr and the tower crane +
1949, Mao and the PRC +
1949, von Neumann and computer virus +
1949, Zeng and the flag of the PRC +
1949, Zimmerman, Danner, and the answering machine +
1951, Doll, Hill, and smoking and lung cancer +
1951, Epson, Hewlett-Packard, Canon, and the inkjet printer +
1951, Hetrick and the airbag +
1951, Perls and the empty chair technique +
1973, ARPANET and email +
1973-2001, New York City and the World Trade Center +
1973, Phelps and PET +
1973, UK and the plastic bullet +
1973, Utzon and the Sydney Opera House +
1979, Bricklin, Frankston, and the VisiCal +
1979, China and the one-child policy +/-
1979, Donald and ultrasound scan +
1979, G. Russell and bulimia +
1979, Goodenough and the lithium-ion battery +
|1987, Foxcroft and the pealess whistle +
|1987, Montreal Protocol and the Antarctic ozone hole +
|1987, Plath and the two-wheel suitcase +
|1987, Wilhite and the GIF +
1993, Adobe Systems and the PDF +
1993-present, European Union, a political and economic union +
1993, flag of Russia: white, blue and red horizontal fields +
1993, Fraunhofer Institute and MP3 +
|1997, Gehry and the Guggenheim Museum Bilbao +
|1997, IETF, W3C, and the HTTP +
1999, Abu Musab al-Zarqawi and the ISIL -
1999, Hayes and Wi-Fi +
1999-present, ISIL and terrorism -
1999, NTT DoCoMo and the smartphone +

21c
2003, Hon and electronic cigarette -
2003, Watson, Collins, Venter, and the Human Genome Project +
2011, Arad and the National September 11th Memorial +
2011, Fukushima Nuclear Power Plant, destroyed by a tsunami and earthquake, Mar. 11 -
2011, Israel and the Iron Dome +
2016, TikTok, a social media platform +/-
|2017, WannaCry, a ransomware -
|2017, Hutchins, the WannaCry hero +
|2017, President Trump and "America First" +
2019, China's mission to the Moon's farside +
2020-2023, COVID-19 pandemic -
2020, Katalin karikó, Drew Weissman, and mRNA vaccine +
2023, generative artificial intelligence +
2025, President Trump (2nd term) and "Make America Great Again" +