50 years ago Cheerios were called Cheerioats.
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A Kodak engineer constructed the first digital camera in 1975. They didn't want to go digital. They went bankrupt in 2012.
9
Rio de Janeiro was once capital of Portugal, making it the only European capital outside of Europe.
9
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21