'Unnerving' how long it existed 'below radar'
(NEWSER) - The AIDS virus reached America through Haiti, not directly from Africa, and far earlier than has been suspected—the 1960's, not the early 1980's, researchers have discovered. Scientists analyzed 25-year-old blood samples and used what they know of the virus' mutations to construct a rough timeline of the progression of the disease, according to the study in the Proceedings of the National Academy of Sciences. More»