Two streams of astronomical thought and practice are represented in a stunning display at the Canada Science and Technology Museum – but visitors will need to act fast in order to see it. A telescope made by Eustachio Divini – an extremely fragile and valuable artifact which dates back to 1665 – is on international loan for the next six months, after travelling all the way from the Museo Galileo in Florence, Italy to Ottawa. The unexpected backdrop to this ornamented artifact – which is regally