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book/history/sourdough-history.tex

@@ -11,9 +11,9 @@ \chapter{The history of sourdough}%
 
 The story of sourdough bread begins in ancient oceans. These oceans were the
 birthplace of all Earth's life. To understand this timeline, envision Earth's
-history compressed into one year. On this scale, January~1st signifies Earth's
-formation 4.54~billion years ago. Midnight on December~31st is our present.
-Humans appeared on the evening of December~31st. The dinosaurs, once our
+history compressed into one year. On this scale, January~1 signifies Earth's
+formation 4.54~billion years ago. Midnight on December~31 is our present.
+Humans appeared on the evening of December~31. The dinosaurs, once our
 planet's rulers, vanished on December~29th. Earlier on that same day, humans
 made their debut. Just seconds ago, the first firecrackers were lit.
 
@@ -34,19 +34,19 @@ \chapter{The history of sourdough}%
 
 Whoever comes first first, bacteria or archaea, remains debated. For three
 months (or approximately 1.1~billion years), these life forms dominated
-the oceans. Then, on June~25th in an highly unlikely event, an archaeon consumed a bacterium.
+the oceans. Then, on June~25 in an highly unlikely event, an archaeon consumed a bacterium.
 Instead of digesting it, they formed a symbiotic relationship. This led to the
 first nucleated organisms, marking an evolutionary milestone. This event lead
 to the development of plants, fungi and also ultimately humans.
 
 Life stayed aquatic for another three months.
-On October~4th, bacteria first colonized land. By October~15th, the
-first aquatic fungi appeared. They adapted and, by November~24th, had colonized
+On October~4, bacteria first colonized land. By October~15, the
+first aquatic fungi appeared. They adapted and, by November~24, had colonized
 land.
 
 By December~3rd, yeasts emerged on land. This laid groundwork for bread-making.
-Jump 140~million years to December~14th, and dinosaurs arose. They reigned
-until December~29th when they faced extinction. Another 25~million
+Jump 140~million years to December~14, and dinosaurs arose. They reigned
+until December~29 when they faced extinction. Another 25~million
 years later, or our timeline's 2~days, humans appeared.
 
 A few hours later after the arrival of humans, a more subtle culinary