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168

TIL that there is a branch of science known as Paleoacoustics which studies what fossils might have sounded like

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9YdyM TIL That sharks don't blink. To protect their eyes some sharks roll their eyes backwards to protect them when striking prey.
478J TIL in 1950, the US produced 30% of it’s electricity from renewable sources. Today, it’s 13.5%.
RyJa TIL McDonald’s paid Justin Timberlake an estimated $6 million dollars to sing ba-da-ba-ba-bah as part of their I’m loving it as campaign.
QJYdp TIL That there is a community in Cairo, Egypt that collects the trash of the residents of Cairo and recycles upwards of 80% of it. Nicknamed "Garbage City", these mostly Christian residents have been collecting and recycling Cairo's trash for several decades.
Z8DGo TIL that it is suggested that "in the late 19th century, one out of every three cowboys was a Mexican vaquero, and 20% may have been African-American."