A cult world of heretical religion and alchemy. Isaac Newton: The Last Magician, BBC 2013
He was the last of the magicians. ibid.
He was also following a mystical quest ... Alchemy. ibid.
Newton’s interest in alchemy was not unusual for its day. Great Scientists: Sir Isaac Newton, BBC 2004
Our journey begins in a small medieval building in the backstreets of Paris … once Nicolas Flamel’s house here in Paris: it’s claimed he was a 14th century alchemist who achieved the very highest level of alchemy – the Philosopher’s Stone. Jamie Theakston, Forbidden History: The Secrets of the Alchemists, Yesterday 2013
‘They were the pioneers of basically chemistry and medicine.’ ibid.