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TIL The NHL designed a puck with IR sensors in it to track it - that’s how they made it glow in the 90’s

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9VRQ TIL that Mao ordered billions of sparrows to be killed, this exacerbated a famine that killed more 20 million people.
JYdKV TIL A fisherman in Philippine found a perl weighing 34kg and estimated around $100 million. Not knowing it's value, the pearl was kept under his bed for 10 years as a good luck charm.
vPbkj TIL that the Rani of Jhansi Regiment, a regiment composed of Indian nationalist women, was created to attempt to overthrow the British Raj. It was one of the only all-women combat regiments during the Second World War.
ZpVpB TIL the most successful pirate in history is a woman
ZVQG TIL Tanks were originally called tanks as a way of misleading the enemy into thinking they were water tanks shipped to areas of the battle where water was scarce.