Otzi, the Ice Man of the Alps who was discovered in 1991. His mummy, created by having been covered with glacial ice shortly after his death, is the oldest known human skin ever discovered – 5,300 years old – and it is tattooed. Otzi has 59 separate tattoos
Kids in Baltimore, MD use "yo" as a gender-neutral pronoun. Click through to read the NPR article. Their intention does not seem to be to correct sexist language, but that is the end result nonetheless.