The Science of Philip Pullman's His Dark Materials by John Mary Gribbin

The Science of Philip Pullman's His Dark Materials by John Mary Gribbin

Author:John Mary Gribbin [Gribbin, John Mary]
Language: eng
Format: epub
ISBN: 9781444946680
Publisher: Hachette Children's
Published: 2017-11-16T05:00:00+00:00


Chapter Six

The Subtle Knife

Hidden dimensions, and how to cut them

"When it comes to atoms, language can be used only as in poetry. The poet, too, is not nearly so concerned with describing facts as with creating images."

Niels Bohr

A swirl of cloudy colours seemed to live just under the surface of the metal: bruise-purples, sea-blues, earth-browns, cloud-greys, and the deep green under heavy-foliaged trees, the clustering shades at the mouth of a tomb as evening falls over a deserted graveyard – if there was such a thing as shadow-coloured, it was the blade of the subtle knife.

But the edges were different. In fact the two edges differed from each other. One was clear bright steel, merging a little way back into those subtle shadow-colours, but steel of an incomparable sharpness. Will’s eye shrank back from looking at it, so sharp did it seem. The other edge was just as keen, but silvery in colour…



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