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TIL There was a mega tsunami in Alaska in 2015. It was triggered by a landslide and the resulting wave was almost 200 meters tall at its highest. It struck an uninhabited area with no people present and went unnoticed for several hours until scientists in New York noticed it on seismograph readings

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v1Wj8 TIL that breaches of safety procedures at one of Beijing's top virology laboratories were the probable cause of the outbreak of severe acute respiratory syndrome (SARS) in the early 2000s, according to the World Health Organization.
GYjZQ TIL that some stores have tried to deter drug users from shooting up in their establishments by installing blue lights. These prevent drug users from being able to see their veins.
p8lyb TIL Carlsberg Laboratory, owned by the Danish brewer, was where the pH scale was invented, and where the first stable commercial beer yeast was isolated (Saccharomyces pastorianus/Saccharomyces carlsbergensis), along with many other scientific innovations
k9nB TIL there’s been a drug for over a decade called Truvada that may be up to 99 percent effective at reducing the risk of HIV infection
RdK8 TIL in 2011, James Franco put his name behind a project called “The Museum of Non-visible Art”. A woman paid $10,000 for a non-visible piece called “Fresh Air”.