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TIL that USA has been at war during 217 out of its 238 calendar years of existence

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RK4 TIL that many supermarket oranges have their peels dyed orange–not all oranges’ orange peels turn orange by maturity. Their peels are green despite being ripe, so the FDA allows adding color to prevent negative effects on sales.
VBkmB TIL that the horned lizard can squirt blood from its eyes as a defensive measure.
0d9oA TIL Even with the U.S. population almost doubling since 1957, more babies were born that year than any year in American history.
loRD7 TIL Cats have genetic similarities to humans and are an excellent model to study human infectious diseases.
LQAN9 TIL after the 30 years war, in which up to 8 million people died across Europe, living standards improved for the survivors. Wages in Germany increased by 40% when comparing pre and post war figures