› added 1 month ago

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TIL Madrid nearly tripled its metro network in 12 years from 71mi (114km) to 197mi (317km). One 35 mile expansion program cost as much as 1.5 mile extension in NYC adjusted for inflation.

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w4Y6 TIL Ferrero uses a quarter of the worlds hazelnuts making Nutella.
VMKVQ TIL there are microscopic living things in solid rock up to 7 km deep, called Endoliths. So little energy is available they undergo cell division once every 100 years, and some may only divide once every 10,000 years.
QWGk TIL that in addition to 6 million Jews, about an equal number of Christians, Catholics and Homosexuals were killed in Nazi concentration camps.
yyov TIL there where Irish slaves, also Jamaican and Caribbean accents are believed to have originated from the Irish accent.
neaQ7 TIL of the Haber–Bosch process developed in the 20th century - the process produces 450 million tonnes of nitrogen fertilizer per year now & has allowed to global population to grow from 1.6 billion in 1900 to 7 billion today