{"product_id":"the-ether-of-space-9781547279104","title":"The Ether of Space","description":"The derivation of the word seems to indicate some connexion in men's minds with the idea of Fire: the other three \"elements,\" Earth, Water, Air, representing the solid, liquid, and gaseous conditions of ordinary matter respectively. The name  ther suggests a far more subtle or penetrating and ultra-material kind of substance. Newton employs the term for the medium which fills space-not only space which appears to be empty, but space also which appears to be full; for the luminiferous ether must undoubtedly penetrate between the atoms-must exist in the pores so to speak-of every transparent substance, else light could not travel through it. The following is an extract from Newton's surmises concerning this medium: - \"Qu. 18.\u003cbr\u003e","brand":"Createspace Independent Publishing Platform","offers":[{"title":"Default Title","offer_id":50855318192402,"sku":"9781547279104","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_c4ea99a4-ebfb-4d06-8c80-1dc51b2cf714.jpg?v=1737479608","url":"https:\/\/surprise-castle.myshopify.com\/products\/the-ether-of-space-9781547279104","provider":"Surprise Castle","version":"1.0","type":"link"}