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TIL that urban bees can build their nests with plastic

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M7k10 TIL about Robert Hanssen, a former FBI agent regarded as the most damaging spy in U.S history. He made an average of $67,000 a year selling thousands of top secret documents to Russian intelligence for 22 years. The ex-KGB agent the FBI hired to catch him was paid $7 million.
LYV0 TIL that in 1934 a new housing development in Oxford, UK, was built with walls dividing the rich and the poor. Known as the Cutteslowe Walls, they survived until 1959.
nWoVo TIL The United States and India have the most total English speakers, with 306 million and 265 million. Followed by Pakistan (104 million), the United Kingdom (68 million), and Nigeria (60 million)
PYNmG TIL that Gore-Tex was discovered as attempt to reduce cable isolation costs
X0mmD TIL that bananas are curved due to their growth towards the sun. The rate of cell division on each side of the fruit, influenced by sunlight, determines the degree of curvature.