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TIL intranasal capsaicin has been shown to be an effective remedy for migraines. Side effects include temporary burning and tear production.

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xVLE7 TIL During the Irish famine, about a million people died and another million emigrated, causing the Island's population to drop by about 20-25 percent.
VMGrG TIL that the Micronesian island of Yap is known for its stone money, known as Rai. They use large doughnut-shaped, carved disks of calcite, some as large as 13 ft in diameter. The Rai is still used today for social transactions, including marrage, political deals, etc.
nel8d TIL that the cans of ‘Bernard Dehydrated Water’ that you see floating around the Internet, are indeed a real product. Bernard Food Industries created the product as a gag that store owners could display in stores to give customers a laugh.
8eLpV TIL that when filming The Dark Knight on LaSalle St in Chicago, they actually flipped an entire semi-truck using TNT
gM8py TIL That thanks to the Plague, 10% of Europeans are immune to HIV.