Colour, Light, Glass and Exploding Rainbows

Our Through a Glass Darkly meeting last week gave a considerable amount of food for thought. Catching up with the progress that the Ordered Universe team have made on Grosseteste’s treatises over the last three symposia On the Liberal Arts, On the Generation of SoundsOn the Six DifferencesOn the Sphere and the very first glimpses of On Comets was a reminder, again, of the range, complexity and beauty of his thought. The themes of body and of movement, of the influence of bodies on one another and the interplay of authoritative models and the natural world around him, emerge in these discussions in a powerful and prominent manner. We can see more clearly the three stages through which Grosseteste’s thought moves, from an alchemical, elemental and astrological view of the universe, to one dominated by light and embodied light at that, to the influence of light rays. These modes are not discreet, but overlapping, and are not presented by Grosseteste as contradictory to each other. His condemnation of judicial astrology in the Hexaemeron, for example, is orthodox and Augustinian, astrology cannot take the place of free will and must not be imagined to come to to doing so. At the same time Grosseteste reveals a frustration with technological inadequacies that render accurate measurement of time and space too difficult to make predictive judgment from star-gazing possible. Continue reading

David Howard at the Proms…

IMG_2834IMG_4619David Howard (University of York), and Ordered Universe stalwart, will be featured in a Proms Concert Interval programme, tonight, talking about his amazing research into human voice production and its reproduction by machines. ‘Singing Machines’ will be broadcast in the UK at about 19.10 and will be available on the BBC Radio 3 website for about 30 days thereafter. Continue reading