Was the Repeating Passage of Halley's Comet Known of in Ancient Times?

An interesting and largely unknown tale of ancient astronomy recently came our way while reading author and astrophysicist Mario Livio's blog. The story involves the passage of the most famous of all comets. (...)Read the rest of Was the Repeating Passage of Halley's Comet Known of in Ancient Times? (984 words) © David Dickinson for