Newton's telescope was a game changer - Skywatching - Castanet.net

Years ago, one of the U.K. observatories had a replica of a telescope made by Sir Isaac Newton in the late 17th century.

Years ago, one of the U.K. observatories had a replica of a telescope made by Sir Isaac Newton in the late 17th century. It was marked "For use in case of emergency,” jokingly suggesting that if the… [+3892 chars]

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