By many accounts, 1991 was a good year for science. First, the WorldWideWeb was launched (and 22 years later, here we are!) Second, a mummy was found frozen in the mountains of Italy. His (modern) name is Otzi, and he is 5,300 years old.
According to Wikipedia, Otzi is the oldest human preserved naturally (rather than purposefully embalmed). Scientists have learned a lot from him, but perhaps the most interesting finding is that Otzi was believed to have been taking medicine to treat his ails.
"Send me your data - PDF is fine," said no one ever
The public health paradox ("When public health works, it's invisible")
Let's make data a civic right
Scholarly impact of open access journals
Six months later, disease detectives still battling fungal meningitis outbreak