A few weeks ago, on the new TV series Cosmos, there was an imagined conversation between the early 19th century astronomer William Herschel and his son John. “Father, do you believe in ghosts?” John asks. “Why yes,

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Date: 2016-03-12 21:31:42		A few weeks ago, on the new TV series Cosmos, there was an imagined conversation between the early 19th century astronomer William Herschel and his son John. “Father, do you believe in ghosts?” John asks. “Why yes, Add to Reading List Source URL: s3.amazonaws.com Download Document from Source Website File Size: 221,02 KB Share Document on Facebook