Prisms reveal a rainbow of coloured light when placed in the path of white light. The prism lens shows us the multi-coloured light that was there all along. Looking at the bands of colours can tell us something about the original light and tracing the colours back through the prism can tell us something about the source. Prisms, then, can be seen as a lens for interpreting light and source.
Tag: astronomy
400 Years of Galileo’s Aftershocks
This year, 2009, is the 400th anniversary of the first use of the telescope by Galileo. While popular media has devoted much attention to Darwin’s anniversary, Creation magazine decided to counter-point that anniversary with an article on Galileo.