Tag: Clocks and calendars

• When did your country lose 11 days? Four great switches, mapped

  

  Britain lost eleven days in 1752, Russia thirteen in 1918, and Saudi Arabia switched its civil calendar only in 2016. I mapped when every country the sources date changed calendar, side of the road, units and votes for women.

  Tristan Hotham

  Data stories, Games & other interests

  Animated timeline, Clocks and calendars, Early modern, Europe, Government, history, maps, Place search, Twentieth century, Wikipedia, Women and gender, World, world maps

• Do the clocks kill?

  

  Every spring and autumn someone warns that the clock change brings more crashes. Across 9.1 million collisions in Great Britain since 1979, the week after the change looks like any other week.

  Tristan Hotham

  Data stories, Games & other interests

  Before and after test, Britain, Clocks and calendars, population, Present day, Roads, Seasons, Twentieth century, UK

• Fighting by moonlight: did the Moon decide when battles were fought?

  

  D-Day and El Alamein were timed by the Moon. I worked out the Moon over 9,877 battles from Wikidata, correcting the calendars as I went: battles fall on every phase almost equally.

  Tristan Hotham

  Data stories, Games & other interests

  Battles, Clocks and calendars, Long view, Military history, space, Space and astronomy, war, Wikidata, World

• What does the world eat? National dishes, breakfasts and regional food on one map

  

  National dishes for 186 countries and territories, breakfast styles for 73, and 2,706 regional dishes from fabada in Asturias to takoyaki in Osaka, mapped from Wikipedia and Wikidata. And why there is no lunch map.

  Tristan Hotham

  Data stories, Games & other interests

  Clocks and calendars, food and drink, maps, Present day, Wikidata, Wikipedia, World, world maps

• How wrong is your clock?

  

  For 76% of the world’s people the clock runs ahead of the sun. I measured the gap everywhere, and found out why winter mornings in Galicia stay dark until after nine.

  Tristan Hotham

  Data stories, Games & other interests

  Asia, Atlantic Europe, Clocks and calendars, Place search, Present day, space, Sunlight, World, world maps