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TIL John Snow is considered the Father of Modern Epidemiology, after successfully tracing back a cholera infection to a water pump in London in 1854.

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eppgg Today I learned that the blue component of the light spectrum is essential for phenolic compounds (flavonoids, phenolic acids, etc.) production and accumulation in higher plants. This is possible thanks to photoreceptor signaling, especially involving cryptochromes.
e0jmE TIL that AI(s) playing Chess, despite continually beating human players, are still not able to play according to the equilibrium strategy that forces the opponent into a draw. A strategy that was proven to exist by the mathematician Nash in the 1960s.
Bgp7y TIL before the appearance of the anus, animals had to eat and excrete through the same hole. The anus allowed for a more efficient system, and allowed animal life on Earth to grow bigger and take on new shapes and forms.
p8x6b TIL that in 1912 as Theodore Roosevelt prepared to make a speech, he was shot in the chest. However, he proceeded to complete his 90 minute long speech before visiting the hospital.
wnaP TIL the small country of the Netherlands is the 2nd largest exporter of agricultural goods behind the USA, with exports earning $79 billion in 2013. They export two thirds of the world’s fresh-cut plants, flowers, and flower bulbs.